git-annex repositories are often kept private, but here's a list of some of the public repositories that you can clone to try out git-annex.
- downloads.kitenet.net
git clone https://downloads.kitenet.net/.git/
Various downloads of things produced by Joey Hess, including git-annex builds and videos. - debconf-share
git clone http://annex.debconf.org/debconf-share/.git/
DebConf Media, photos, videos, etc. - conference-proceedings
git clone https://github.com/RichiH/conference_proceedings.git
A growing collection of videos of technology conferences. Submit a pull request to add your own! - ocharles's papers
Lots of CS papers read by Oliver.
This is a wiki -- add your own public repository to the list! See centralized git repository tutorial.