$ git clone -n https://gitee.com/src-opencloudos-rpms/dhcp.git /var/lib/mock/dist-oc8-build-72862-48280/root/chroot_tmpdir/scmroot/dhcp
Cloning into '/var/lib/mock/dist-oc8-build-72862-48280/root/chroot_tmpdir/scmroot/dhcp'...
$ git fetch origin 12e3a8dfc09fcafae6fcd99c008de14652fcb1a2:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/dhcp
 * [new ref]         12e3a8dfc09fcafae6fcd99c008de14652fcb1a2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 12e3a8d import dhcp-4.3.6-49.tl3.1