$ git clone -n https://gitee.com/opencloudos-stream/rdma-core.git /var/lib/mock/dist-ocs23-build-20684-1041/root/chroot_tmpdir/scmroot/rdma-core
Cloning into '/var/lib/mock/dist-ocs23-build-20684-1041/root/chroot_tmpdir/scmroot/rdma-core'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/rdma-core
 * [new ref]                    -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f1b4313 !2 upgrade to 47.0 Merge pull request !2 from cunshunxia/master