I've just setup a page detailing how to use GIT with PiTiVi:
Even though the official repository is still on SVN Gnome, I will be
doing all the actual development through git.
I've already added the link to my work repository on gitorious for
If you've got some crazy ideas, check it out, get a free git hosting
(gitorious or github are one of the many), publish your work and tell us
about your branches. And if you've never used git... now's your chance.