$ git clone -n https://gitee.com/gcdota930915/gnome-desktop3.git /var/lib/mock/dist-an23-build-84722-42679/root/chroot_tmpdir/scmroot/gnome-desktop3
Cloning into '/var/lib/mock/dist-an23-build-84722-42679/root/chroot_tmpdir/scmroot/gnome-desktop3'...
$ git reset --hard origin/a23
HEAD is now at f528f20 	modified:   gnome-desktop-42.0.tar.gz