$ git clone -n https://gitee.com/DoMouse/util-linux.git /var/lib/mock/dist-an7_9-updates-build-393546-72063/root/chroot_tmpdir/scmroot/util-linux
Cloning into '/var/lib/mock/dist-an7_9-updates-build-393546-72063/root/chroot_tmpdir/scmroot/util-linux'...
$ git fetch origin c6ade33c74befce7e2d35bfde38e010d51eefc33:KOJI_FETCH_HEAD
From https://gitee.com/DoMouse/util-linux
 * [new ref]         c6ade33c74befce7e2d35bfde38e010d51eefc33 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c6ade33 a7: add loop device direct-io support.