$ git clone -n https://gitee.com/ocs-upgrade/libomp.git /var/lib/mock/dist-ocs23-build-212891-15387/root/chroot_tmpdir/scmroot/libomp
Cloning into '/var/lib/mock/dist-ocs23-build-212891-15387/root/chroot_tmpdir/scmroot/libomp'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/ocs-upgrade/libomp
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0ece9d0 Upgrade to version 18.1.8