Git Tutorials
Published:
very good and simple book - pdf available on page - covered general problems i had at first: http://www-cs-students.stanford.edu/~blynn/gitmagic/
good howto from setup to usage: http://scie.nti.st/2007/11/14/hosting-git-repositories-the-easy-and-secure-way
video talk explaining what git is: http://www.youtube.com/watch?v=8dhZ9BXQgc4
community book: http://book.git-scm.com/