Update details on Hacktoberfest

Author: jackdomleo7

CONTRIBUTING.md

@@ -8,7 +8,7 @@ You cannot be assigned to more than one issue at the same time, unless you are a
 
 Try not to include mass work into a single pull request. We'd prefer one pull request for every issue, so we have a clean history of changes.
 
-This project is happy to take part in [Hacktoberfest](https://hacktoberfest.digitalocean.com) each year and is willing to help dedicated developers make contributions to qualify for their Hacktoberfest profile. We will automatically add the `Hacktoberfest` tag to any pull request in the month of October, unless we feel the pull request is spam, in which case we will mark the pull request as `spam` and the pull request will be closed meaning it will not qualify as a valid pull request for the Hacktoberfest event.
+This project is happy to take part in [Hacktoberfest](https://hacktoberfest.digitalocean.com) each year and is willing to help dedicated developers make contributions to qualify for their Hacktoberfest profile. If you would like your pull request to be included in Hacktoberfest, please add a comment to the "Other details" section in your pull request letting us know (only valid during the Hacktoberfest season and not during any other time of the year). We will manually add the `Hacktoberfest` tag to your pull request, unless we feel the pull request is spam, in which case we will mark the pull request as `spam` and the pull request will be closed meaning it will not qualify as a valid pull request for the Hacktoberfest event.
 
 Please note we have a [code of conduct](./CODE_OF_CONDUCT.md), please follow it in all your interactions with the project.