diff --git a/lib/gitrepo.py b/lib/gitrepo.py
index d5c4dc2..b62c49c 100755
--- a/lib/gitrepo.py
+++ b/lib/gitrepo.py
@@ -40,6 +40,14 @@ def set_path(self, wsroot):
         assert self.path is None, "Trying to set path, but it has already been set!"
         self.path = wsroot / self.name
 
+    # find the repo based on path variable
+    def find_source(self, repo_paths):
+        for path in repo_paths:
+            tmp_path = str(Path(path) / self.name)
+            if GitRepo.is_git_repo(tmp_path):
+                self.source = tmp_path
+                return
+
     def clone(self):
         assert self.path is not None, "Path must be set before cloning!"
         assert not GitRepo.is_git_repo(self.path), "Trying to clone and checkout into existing git repo!"
diff --git a/lib/main.py b/lib/main.py
index 62b5471..84fc576 100644
--- a/lib/main.py
+++ b/lib/main.py
@@ -12,6 +12,7 @@
 
 import sys
 import argparse
+import os
 from lib.workspace import WorkSpace
 from lib.package import Package
 import logging
@@ -28,7 +29,9 @@ def main() -> None:
     parser = argparse.ArgumentParser()
     parser.add_argument('-v', '--verbose', action='store_true')
     parser.add_argument('-d', '--debug', action='store_true')
-    parser.add_argument('--repomap', default=None)
+    parser.add_argument('--repo-path', default=os.environ.get('WIT_REPO_PATH'))
+    parser.add_argument('--prepend-repo-path', default=None)
+
     subparsers = parser.add_subparsers(dest='command', help='sub-command help')
 
     init_parser = subparsers.add_parser('init', help='create workspace')
@@ -62,6 +65,7 @@ def main() -> None:
         # workspace cannot be found.
         try:
             ws = WorkSpace.find(Path.cwd())
+            ws.set_repo_path(args.repo_path)
 
         except FileNotFoundError as e:
             log.error("Unable to find workspace root [{}]. Cannot continue.".format(e))
@@ -83,6 +87,10 @@ def create(args):
     else:
         packages = args.add_pkg
     ws = WorkSpace.create(args.workspace_name, packages)
+    ws.set_repo_path(args.repo_path)
+    for package in packages:
+        ws.add_package(package)
+
     if not args.no_update:
         ws.update()
 
diff --git a/lib/package.py b/lib/package.py
index 8ab2188..d94d07f 100755
--- a/lib/package.py
+++ b/lib/package.py
@@ -20,7 +20,7 @@ def from_arg(s):
             ...
         argparse.ArgumentTypeError: Remote git repo 'not-a-repo' does not exist!
         """
-        # TODO Could speed up valiation
+        # TODO Could speed up validation
         #   - use git ls-remote to validate remote exists
         #   - use git ls-remote to validate revision for tags and branches
         #   - if github repo, check if page exists (or if you get 404)
@@ -29,9 +29,6 @@ def from_arg(s):
         source, rev = (s.split("::") + [None])[:2]
         if rev is None:
             rev = "HEAD"
-        if not lib.gitrepo.GitRepo.is_git_repo(source):
-            msg = "Remote git repo '{}' does not exist!".format(source)
-            raise argparse.ArgumentTypeError(msg)
 
         return lib.gitrepo.GitRepo(source, rev)
 
@@ -39,8 +36,11 @@ def from_arg(s):
     def from_manifest(wsroot, m):
         commit = m['commit']
         name = m['name']
-        source = m['source']
+        # Source is not required, because the repo may be found on
+        # $WIT_REPO_PATH
+        source = m.get('source', None)
         path = wsroot / name
+
         # if not lib.gitrepo.GitRepo.is_git_repo(path):
         #    # TODO implement redownloading from remote
         #    msg = "path '{}' is not a git repo even though it's in the manifest!".format(path)
diff --git a/lib/workspace.py b/lib/workspace.py
index 56fd70d..8f7f53d 100755
--- a/lib/workspace.py
+++ b/lib/workspace.py
@@ -27,12 +27,12 @@ def __init__(self, path, manifest, lock=None):
         self.path = path
         self.manifest = manifest
         self.lock = lock
+        self.repo_paths = [ ]
 
     # create a new workspace root given a name.
     @staticmethod
     def create(name, packages):
         path = Path.cwd() / name
-
         manifest_path = WorkSpace._manifest_path(path)
         if path.exists():
             log.info("Using existing directory [{}]".format(str(path)))
@@ -50,10 +50,7 @@ def create(name, packages):
                 log.error("Unable to create workspace [{}]: {}".format(str(path), e))
                 sys.exit(1)
 
-        for package in packages:
-            package.set_path(path)
-            package.clone_and_checkout()
-        manifest = Manifest(packages)
+        manifest = Manifest([ ])
         manifest.write(manifest_path)
         return WorkSpace(path, manifest)
 
@@ -146,10 +143,7 @@ def update(self):
             log.debug("Dependencies for [{}]: [{}]".format(repo.path, dependencies))
 
             for dep_repo in dependencies:
-                # Check to see if there is a path specified in the repomap.
-                # If so, use that path instead.
-                # dependent['source'] = self.resolve_repomap(dependent['source'])
-
+                dep_repo.find_source(self.repo_paths)
                 # 8. Clone without checking out the dependency
                 if not GitRepo.is_git_repo(dep_repo.path):
                     dep_repo.clone()
@@ -189,8 +183,15 @@ def update(self):
         new_lock.write(self.lockfile_path())
         self.lock = new_lock
 
+    def set_repo_path(self, repo_path):
+        if repo_path is not None:
+            self.repo_paths = repo_path.split(":")
+        else:
+            self.repo_paths = [ ]
+
     def add_package(self, package):
         package.set_path(self.path)
+        package.find_source(self.repo_paths)
 
         if GitRepo.is_git_repo(package.path):
             raise NotImplementedError
diff --git a/t/Jenkinsfile b/t/Jenkinsfile
new file mode 100644
index 0000000..5282d3d
--- /dev/null
+++ b/t/Jenkinsfile
@@ -0,0 +1,9 @@
+#!groovy
+
+node('tiny') {
+    stage('Test') {
+        timeout(time: 5, unit: 'MINUTES') {
+            sh 't/regress.sh'
+        }
+    }
+}
diff --git a/t/regress_util.sh b/t/regress_util.sh
index 516e208..4eff918 100755
--- a/t/regress_util.sh
+++ b/t/regress_util.sh
@@ -14,7 +14,7 @@ make_repo() {
 
     mkdir $repo_name
     git -C $repo_name init
-    touch $repo_name/file
+    echo $RANDOM > $repo_name/file
     git -C $repo_name add -A
     git -C $repo_name commit -m "commit1"
 }
diff --git a/t/repo_path.t b/t/repo_path.t
new file mode 100755
index 0000000..cd8d92f
--- /dev/null
+++ b/t/repo_path.t
@@ -0,0 +1,66 @@
+#!/bin/sh
+
+. $(dirname $0)/regress_util.sh
+
+# Set up repo foo
+make_repo 'foo'
+foo_commit=$(git -C foo rev-parse HEAD)
+
+# Set up repo foo2
+make_repo 'foo2'
+foo2_commit=$(git -C foo2 rev-parse HEAD)
+
+# Set up repo foo3
+make_repo 'foo3'
+foo3_commit=$(git -C foo3 rev-parse HEAD)
+
+# Now set up repo bar to depend on foo, foo2, foo3
+mkdir bar
+git -C bar init
+
+cat << EOF | jq . > bar/wit-manifest.json
+[
+    { "commit": "$foo_commit", "name": "foo", "source": "$PWD/foo" },
+    { "commit": "$foo2_commit", "name": "foo2", "source": "$PWD/foo2" },
+    { "commit": "$foo3_commit", "name": "foo3", "source": "$PWD/foo3" }
+]
+EOF
+
+git -C bar add -A
+git -C bar commit -m "commit1"
+bar_commit=$(git -C bar rev-parse HEAD)
+
+# Move foo to another directory
+mkdir newdir
+mv foo newdir/
+
+mkdir newdir2
+mv foo2 newdir2/
+
+# Now create a workspace from bar
+wit init myws -a $PWD/bar
+
+# Should fail because foo wasn't found
+check "wit init with missing dependency fails" [ $? -ne 0 ]
+
+
+wit --repo-path=$PWD:$PWD/newdir:$PWD/newdir2 init myws2 -a $PWD/bar
+check "wit with path set succeeds" [ $? -eq 0 ]
+
+WIT_REPO_PATH=$PWD:$PWD/newdir:$PWD/newdir2 wit init myws3 -a $PWD/bar
+check "wit with \$WIT_REPO_PATH succeeds" [ $? -eq 0 ]
+
+cd myws2
+
+check "foo should be pulled in as a dependency of bar" [ -d foo ]
+foo_ws_commit=$(git -C foo rev-parse HEAD)
+check "foo commit should match the dependency in bar" [ "$foo_ws_commit" = "$foo_commit" ]
+
+foo_lock_commit=$(jq -r '.foo.commit' wit-lock.json)
+check "ws-lock.json should contain correct foo commit" [ "$foo_lock_commit" = "$foo_commit" ]
+
+bar_lock_commit=$(jq -r '.bar.commit' wit-lock.json)
+check "ws-lock.json should contain correct bar commit" [ "$bar_lock_commit" = "$bar_commit" ]
+
+report
+finish
diff --git a/t/repo_path_nosource.t b/t/repo_path_nosource.t
new file mode 100755
index 0000000..4b06344
--- /dev/null
+++ b/t/repo_path_nosource.t
@@ -0,0 +1,66 @@
+#!/bin/sh
+
+. $(dirname $0)/regress_util.sh
+
+# Set up repo foo
+make_repo 'foo'
+foo_commit=$(git -C foo rev-parse HEAD)
+
+# Set up repo foo2
+make_repo 'foo2'
+foo2_commit=$(git -C foo2 rev-parse HEAD)
+
+# Set up repo foo3
+make_repo 'foo3'
+foo3_commit=$(git -C foo3 rev-parse HEAD)
+
+# Now set up repo bar to depend on foo, foo2, foo3
+mkdir bar
+git -C bar init
+
+cat << EOF | jq . > bar/wit-manifest.json
+[
+    { "commit": "$foo_commit", "name": "foo" },
+    { "commit": "$foo2_commit", "name": "foo2" },
+    { "commit": "$foo3_commit", "name": "foo3" }
+]
+EOF
+
+git -C bar add -A
+git -C bar commit -m "commit1"
+bar_commit=$(git -C bar rev-parse HEAD)
+
+# Move foo to another directory
+mkdir newdir
+mv foo newdir/
+
+mkdir newdir2
+mv foo2 newdir2/
+
+# Now create a workspace from bar
+wit init myws -a $PWD/bar
+
+# Should fail because foo wasn't found
+check "wit init with missing dependency fails" [ $? -ne 0 ]
+
+
+wit --repo-path=$PWD:$PWD/newdir:$PWD/newdir2 init myws2 -a $PWD/bar
+check "wit with path set succeeds" [ $? -eq 0 ]
+
+WIT_REPO_PATH=$PWD:$PWD/newdir:$PWD/newdir2 wit init myws3 -a $PWD/bar
+check "wit with \$WIT_REPO_PATH succeeds" [ $? -eq 0 ]
+
+cd myws2
+
+check "foo should be pulled in as a dependency of bar" [ -d foo ]
+foo_ws_commit=$(git -C foo rev-parse HEAD)
+check "foo commit should match the dependency in bar" [ "$foo_ws_commit" = "$foo_commit" ]
+
+foo_lock_commit=$(jq -r '.foo.commit' wit-lock.json)
+check "ws-lock.json should contain correct foo commit" [ "$foo_lock_commit" = "$foo_commit" ]
+
+bar_lock_commit=$(jq -r '.bar.commit' wit-lock.json)
+check "ws-lock.json should contain correct bar commit" [ "$bar_lock_commit" = "$bar_commit" ]
+
+report
+finish
diff --git a/t/repo_path_relative_root_pkg.t b/t/repo_path_relative_root_pkg.t
new file mode 100755
index 0000000..d9ff777
--- /dev/null
+++ b/t/repo_path_relative_root_pkg.t
@@ -0,0 +1,53 @@
+#!/bin/sh
+
+. $(dirname $0)/regress_util.sh
+
+# Set up repo foo
+make_repo 'foo'
+foo_commit=$(git -C foo rev-parse HEAD)
+
+# Now set up repo bar to depend on foo, foo2, foo3
+mkdir bar
+git -C bar init
+
+cat << EOF | jq . > bar/wit-manifest.json
+[
+    { "commit": "$foo_commit", "name": "foo", "source": "$PWD/foo" }
+]
+EOF
+
+git -C bar add -A
+git -C bar commit -m "commit1"
+bar_commit=$(git -C bar rev-parse HEAD)
+
+# Move foo and bar to another directory
+mkdir newdir
+mv foo bar newdir/
+
+# Now create a workspace from bar
+wit init myws -a bar
+
+# Should fail because bar wasn't found
+check "wit init with missing dependency fails" [ $? -ne 0 ]
+
+
+wit --repo-path=$PWD/newdir init myws2 -a bar
+check "wit with path set succeeds" [ $? -eq 0 ]
+
+WIT_REPO_PATH=$PWD/newdir wit init myws3 -a bar
+check "wit with \$WIT_REPO_PATH succeeds" [ $? -eq 0 ]
+
+cd myws2
+
+check "foo should be pulled in as a dependency of bar" [ -d foo ]
+foo_ws_commit=$(git -C foo rev-parse HEAD)
+check "foo commit should match the dependency in bar" [ "$foo_ws_commit" = "$foo_commit" ]
+
+foo_lock_commit=$(jq -r '.foo.commit' wit-lock.json)
+check "ws-lock.json should contain correct foo commit" [ "$foo_lock_commit" = "$foo_commit" ]
+
+bar_lock_commit=$(jq -r '.bar.commit' wit-lock.json)
+check "ws-lock.json should contain correct bar commit" [ "$bar_lock_commit" = "$bar_commit" ]
+
+report
+finish