$ git clone -n https://gitee.com/src-opencloudos-rpms/dhcp.git /var/lib/mock/dist-oc9-build-137698-79591/root/chroot_tmpdir/scmroot/dhcp
Cloning into '/var/lib/mock/dist-oc9-build-137698-79591/root/chroot_tmpdir/scmroot/dhcp'...
$ git fetch origin 42fd3ca99e19c85ae4e32904522b15968de3a99b:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/dhcp
 * [new ref]         42fd3ca99e19c85ae4e32904522b15968de3a99b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 42fd3ca import dhcp-4.4.3-8.P1.tl4