$ git clone -n https://gitee.com/src-opencloudos-rpms/rdma-core.git /var/lib/mock/dist-oc9-build-202571-80533/root/chroot_tmpdir/scmroot/rdma-core
Cloning into '/var/lib/mock/dist-oc9-build-202571-80533/root/chroot_tmpdir/scmroot/rdma-core'...
$ git fetch origin db948c7b0ff50f5b8fbb3ef59ffb1257da5155b3:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/rdma-core
 * [new ref]         db948c7b0ff50f5b8fbb3ef59ffb1257da5155b3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at db948c7 import rdma-core-47.0-6.tl4