Octocat looks a little lost. I snapped this photo of a guy wearing a giant Octocat head while posing for photos on Austin's 6th Street during South by Southwest 2012.
There are still many developers out there who seem a bit uncomfortable with Git and GitHub. If you're one of them, these tips and tutorials mights help you learn and have fun along the way.
Githug: "Git your game on!" is this project's motto, and it's an accurate description. It's a game where your objective is to get to the next level, and the way to do that is to use git commands.
The Git Community Book: An online, collaboratively-written book creating by members of the Git community. A pretty thorough book on Git that's also kept up-to-date. You should bookmark this one.
Mark Dominus' Git Habits: Mark's a serious long-timer on the 'net: he's been hacking on Perl since forever, founded Kibology (anyone remember that?) and wrote Higher-Order Perl. He's sharing the way he uses Git, and it's probably a good idea to steal a few tricks from him.