$ git clone -n https://gitee.com/src-opencloudos-rpms/maven-verifier.git /var/lib/mock/dist-oc9-build-50587-14595/root/chroot_tmpdir/scmroot/maven-verifier
Cloning into '/var/lib/mock/dist-oc9-build-50587-14595/root/chroot_tmpdir/scmroot/maven-verifier'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/maven-verifier
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0cbb078 import maven-verifier-1.7.2-2.tl4