Where can I learn more about using git?

[PPartisan]

This project uses git as its "Version Control System". Where can I learn more about git and how to use it? Do I need to use the command line, or are there graphical tools people recommend? Can I do it with just the IDE?

[second-ed]

This is a great source for learning git commands:
https://learngitbranching.js.org/

[PPartisan]

This recommendation from Brian on git basics is well-written: https://swcarpentry.github.io/git-novice/.

[PPartisan]

The git CLI Basics workshop from this morning.

[stebas101]

I found this guide useful:
https://www.atlassian.com/git/tutorials/setting-up-a-repository