$ git clone -n https://gitee.com/meng-xiangjun-alibaba/kmod-mellanox-rdma_rpm.git /var/lib/mock/dist-an8.8-build-302171-65980/root/chroot_tmpdir/scmroot/kmod-mellanox-rdma_rpm
Cloning into '/var/lib/mock/dist-an8.8-build-302171-65980/root/chroot_tmpdir/scmroot/kmod-mellanox-rdma_rpm'...
$ git fetch origin 3d620d567ead432228cff184a357acac2e90507d:KOJI_FETCH_HEAD
From https://gitee.com/meng-xiangjun-alibaba/kmod-mellanox-rdma_rpm
 * [new ref]         3d620d567ead432228cff184a357acac2e90507d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3d620d5 del kmod-mellanox-rdma-1.0.tgz