$ git clone -n https://gitee.com/src-opencloudos-rpms/sid.git /var/lib/mock/dist-oc9-build-52255-14596/root/chroot_tmpdir/scmroot/sid
Cloning into '/var/lib/mock/dist-oc9-build-52255-14596/root/chroot_tmpdir/scmroot/sid'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/sid
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1422fc7 import sid-0.0.5-3.tl4