Appendix C — Further reading
The official documentation is always a good place to start if you want to learn more about what commands are available and how they work. In particular, the freely available book Pro Git is well worth a read. Beside that, here is a short list of curated resources that could be of interest:
Chapter on Git in “Intro Reproductible Research in R”
https://r-cubed-intro.rostools.org/sessions/version-control
Git exercises
https://gitexercises.fracz.com/
Happy Git and GitHub for the useR
https://happygitwithr.com/