$ git clone -n https://gitee.com/wenyuzifang/rdma-core.git /var/lib/mock/dist-an23-build-486721-74383/root/chroot_tmpdir/scmroot/rdma-core
Cloning into '/var/lib/mock/dist-an23-build-486721-74383/root/chroot_tmpdir/scmroot/rdma-core'...
$ git fetch origin 1463c192acaa306994783d48ffdcb9b08a908c12:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/rdma-core
 * [new ref]         1463c192acaa306994783d48ffdcb9b08a908c12 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1463c19 Update code from upstream