$ git clone -n https://gitee.com/mgb01105731/dhcp.git /var/lib/mock/dist-an23-build-509943-75048/root/chroot_tmpdir/scmroot/dhcp
Cloning into '/var/lib/mock/dist-an23-build-509943-75048/root/chroot_tmpdir/scmroot/dhcp'...
$ git fetch origin 7cf43131d16e3b8530c5ee2af5c96df536f49647:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/dhcp
 * [new ref]         7cf43131d16e3b8530c5ee2af5c96df536f49647 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7cf4313 Remove useless files