$ git clone -n https://gitee.com/src-opencloudos-rpms/moby.git /var/lib/mock/dist-oc9-build-47274-14592/root/chroot_tmpdir/scmroot/moby
Cloning into '/var/lib/mock/dist-oc9-build-47274-14592/root/chroot_tmpdir/scmroot/moby'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/moby
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3afa096 import moby-20.10.21-6.tl4