use the rtd-recommended git-lfs checkout step

Author: jlnav

.readthedocs.yml

@@ -5,6 +5,21 @@ build:
   tools:
     python: "3.10"
   commands:
+    # from https://docs.readthedocs.com/platform/stable/build-customization.html#support-git-lfs-large-file-storage
+    # Download and uncompress the binary
+    # https://git-lfs.github.com/
+    - wget https://github.com/git-lfs/git-lfs/releases/download/v3.1.4/git-lfs-linux-amd64-v3.1.4.tar.gz
+    - tar xvfz git-lfs-linux-amd64-v3.1.4.tar.gz git-lfs
+    # Modify LFS config paths to point where git-lfs binary was downloaded
+    - git config filter.lfs.process "`pwd`/git-lfs filter-process"
+    - git config filter.lfs.smudge  "`pwd`/git-lfs smudge -- %f"
+    - git config filter.lfs.clean "`pwd`/git-lfs clean -- %f"
+    # Make LFS available in current repository
+    - ./git-lfs install
+    # Download content from remote
+    - ./git-lfs fetch
+    # Make local files to have the real content on them
+    - ./git-lfs checkout
     - asdf plugin add pixi
     - asdf install pixi latest
     - asdf global pixi latest