Demystifying Version Control: Understanding Git & How to Harness the Power of Git"
Git: For Open-Source and Beyond
Introduction to Open Source and Getting Started with Git and GitHub - YouTube
GitHub - git/git: Git Source Code Mirror - This is a publish-only repository but pull requests can be turned into patches to the mailing list via GitGitGadget (https://gitgitgadget.github.io/). Please follow Documentation/SubmittingPatches procedure
How to contribute to Open-Source Software with Git & GitHub | Paul Onteri
Basic Git Flow For Making Open Source Contributions on GitHub
How to Contribute to Open Source Repositories using Git Fork - YouTube
6 Github alternatives that are open source and self-hosted - nixCraft
Comprehensive Guide to Git and GitHub: Effective Open Source Contributions ✓