This is a sample website made as part of Learn Enough Git to Be Dangerous, possibly the greatest begginer Git tutorial in the history of the Universe. You should totally check it out, and be sure to join the mail list and follow @learnenough on twitter.
After you finish Learn Enough Git to Be Dangerous, you'll know enough Git to be dangerous. This means you'll be able to use Git to track changes in your projects, back up data, share your work with others, and collaborate with programmers and others users of Git.
For more information on Git, see the official Git documentation.