Git Reference Sites

Learning Git

The following sites are great references for Git padawans and jedi alike:

Git-SVN crash course: Lots of good stuff on helping newbies grok the concepts of Git w/ reference to similar concepts in Subversion.
learn.github.com: GitHub's own reference site. Includes helpful GitHub-specific information.
Git Reference: From the site: "meant to be a quick reference for learning and remembering the most important and commonly used Git commands." Follows a tutorial-like format. Great for beginners.
The Pro Git Book: A free, online copy of the Pro Git book by GitHubber Scott Chacon.
The Git Community Book: A free book put together by the Git community for those new to Git.
Git Magic: Another free Git book put together by a Stanford CS student.
Git Ready: A collection of Git tips and tricks.
Why Git is Better Than X: In case you still need convincing, this site breaks down Git vs. other popular SCM packages.
The Git Parable: A story by GitHub founder Tom Preston-Werner that reveals the underlying principles behind Git's construction. A great starting point for understanding the nature of Git.
Git is Easier Than You Think: A nice tutorial that breaks down one Git user's experience switching from Subversion.
PeepCode: Git: A one-hour (not-free) screencast covering Git basics. Well-made and easy to follow.
GitHub Flow: Another great post from Scott Chacon describing a GitHub-based workflow for projects.

Fugitive plugin for Vim: Provides lots of tasty functionality from inside Vim. There's also a five-part series on VimCasts on using Fugitive for almost any git task you can think of.
TextMate - a bundle for git ships with the editor. Highlight your top-level folder in the project drawer and then invoke with Command-Shift-G

Of course, if you're still having trouble, GitHub does offer basic SVN read-write support.