$ git clone -n https://gitee.com/src-opencloudos-rpms/clutter.git /var/lib/mock/dist-oc9-build-59026-16463/root/chroot_tmpdir/scmroot/clutter
Cloning into '/var/lib/mock/dist-oc9-build-59026-16463/root/chroot_tmpdir/scmroot/clutter'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/clutter
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a4f5f08 import clutter-1.26.4-5.tl4