If you want to know more about Git, here are some resources:
- Git documentation: https://www.git-scm.com/doc
- Pro Git book: https://git-scm.com/book/en/v2
- Mastering Git book: https://www.packtpub.com/application-development/mastering-git
- Try Git: https://try.github.io/
- Learning Git branching: https://learngitbranching.js.org/
- Atlassian Git tutorials: https://www.atlassian.com/git/tutorials
- Git Flow cheat sheet: https://danielkummer.github.io/git-flow-cheatsheet/