$ git clone -n https://gitee.com/src-anolis-os/rdma-core.git /var/lib/mock/dist-an23.5-build-539680-84317/root/chroot_tmpdir/scmroot/rdma-core
Cloning into '/var/lib/mock/dist-an23.5-build-539680-84317/root/chroot_tmpdir/scmroot/rdma-core'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/rdma-core
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 74de23d Linkdata user-space rdma-core driver support