$ git clone -n https://gitee.com/src-opencloudos-rpms/words.git /var/lib/mock/dist-oc9-build-72270-47668/root/chroot_tmpdir/scmroot/words
Cloning into '/var/lib/mock/dist-oc9-build-72270-47668/root/chroot_tmpdir/scmroot/words'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/words
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6187ded import words-3.0-4.tl4