$ git clone -n https://gitee.com/src-opencloudos-rpms/rdma-core.git /var/lib/mock/dist-oc8-build-75098-51985/root/chroot_tmpdir/scmroot/rdma-core
Cloning into '/var/lib/mock/dist-oc8-build-75098-51985/root/chroot_tmpdir/scmroot/rdma-core'...
$ git fetch origin c0cd0bc93a857329d19328c2f0ee0063023b8f4a:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/rdma-core
 * [new ref]         c0cd0bc93a857329d19328c2f0ee0063023b8f4a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c0cd0bc import rdma-core-48.0-1.tl3