$ git clone -n https://gitee.com/src-opencloudos-rpms/cdrkit.git /var/lib/mock/dist-oc9-epol-build-53407-14768/root/chroot_tmpdir/scmroot/cdrkit
Cloning into '/var/lib/mock/dist-oc9-epol-build-53407-14768/root/chroot_tmpdir/scmroot/cdrkit'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/cdrkit
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4d9ef16 import cdrkit-1.1.11-2.tl4