$ git clone -n https://gitee.com/src-opencloudos-rpms/gnome-desktop3.git /var/lib/mock/dist-oc9-build-46255-14592/root/chroot_tmpdir/scmroot/gnome-desktop3
Cloning into '/var/lib/mock/dist-oc9-build-46255-14592/root/chroot_tmpdir/scmroot/gnome-desktop3'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/gnome-desktop3
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4eeda14 import gnome-desktop3-43-3.tl4