5 Web Resources to master Git

Git is a free distributed revision control, or software source code management project with an emphasis on being fast. Git was initially designed and developed by Linus Torvalds for Linux kernel development.
Every Git working directory is a full-fledged repository with complete history and full revision tracking capabilities, not dependent on network access or a central server.
Wikipedia

Learn.github.com

Despite its austere design, this website is a must read to start learning Git. There are a lot of really usefull screencast and documentation.
The github team say the work is in progress, I hope they will find the time to extend it.

Gitcasts

Another very good website, listing free screencast to learn Git. To complement your knowlege from learn.github.com

Peepcode git screencast

Clear and consise this is THE screencast for git beginners.
For only $9, buy it if you’re starting with git.

Git cheat sheet

Really clear visual cheat sheet for every day use reminder.

Git links

Tons of links and usefull resources for them who wants to extend their git knowlege.

More?

Please, share in comments if you have some links that can be interesting for Git beginners / intermediates.