$ git clone -n https://gitee.com/src-opencloudos-rpms/util-linux.git /var/lib/mock/dist-oc9-la64-build-134518-78838/root/chroot_tmpdir/scmroot/util-linux
Cloning into '/var/lib/mock/dist-oc9-la64-build-134518-78838/root/chroot_tmpdir/scmroot/util-linux'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/util-linux
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8529f3e import util-linux-2.39.1-7.tl4