$ git clone -n https://gitee.com/src-opencloudos-rpms/modello.git /var/lib/mock/dist-oc9-build-47302-14592/root/chroot_tmpdir/scmroot/modello
Cloning into '/var/lib/mock/dist-oc9-build-47302-14592/root/chroot_tmpdir/scmroot/modello'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/modello
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 146e776 import modello-2.0.0-4.tl4