Репозитарии без бранча master не клонируются.

$ git-clone rsync://git.altlinux.org/people/at/packages/zsh.git
Welcome to ALT Linux Team public GIT archive!

receiving file list ... done
./
pack/
pack/pack-3fdd18db693ad652f03db18b3922312cc03a5c98.idx
pack/pack-3fdd18db693ad652f03db18b3922312cc03a5c98.pack

sent 168 bytes  received 16803180 bytes  11202232.00 bytes/sec
total size is 16800819  speedup is 1.00
cat: .ls-remote-12158-d/refs/heads/master: No such file or directory
$ cd zsh
$ git-branch     
$ 

Кстати git:// не работает.

$ git-clone git://git.altlinux.org/people/at/packages/zsh.git
fatal: read error (Connection reset by peer)
fetch-pack from 'git://git.altlinux.org/people/at/packages/zsh.git' failed.
$