$ git clone -n https://gitee.com/src-opencloudos-rpms/plexus-utils.git /var/lib/mock/dist-oc9-build-63951-16463/root/chroot_tmpdir/scmroot/plexus-utils
Cloning into '/var/lib/mock/dist-oc9-build-63951-16463/root/chroot_tmpdir/scmroot/plexus-utils'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/plexus-utils
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 39cb0a6 import plexus-utils-3.4.2-4.tl4