$ git clone -n https://gitee.com/mgb01105731/libestr.git /var/lib/mock/dist-an23-build-130029-46272/root/chroot_tmpdir/scmroot/libestr
Cloning into '/var/lib/mock/dist-an23-build-130029-46272/root/chroot_tmpdir/scmroot/libestr'...
$ git reset --hard origin/a23
HEAD is now at 52beb99 add doc package