$ git clone -n https://gitee.com/src-opencloudos-rpms/freeipmi.git /var/lib/mock/dist-oc9-build-127205-76569/root/chroot_tmpdir/scmroot/freeipmi
Cloning into '/var/lib/mock/dist-oc9-build-127205-76569/root/chroot_tmpdir/scmroot/freeipmi'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/freeipmi
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2bcc3ff import freeipmi-1.6.10-6.tl4