$ git clone -n https://git.cclinux.org/stage/rpms/rdma-core.git /var/lib/mock/dist-circle8-build-19116-3575/root/chroot_tmpdir/scmroot/rdma-core
Cloning into '/var/lib/mock/dist-circle8-build-19116-3575/root/chroot_tmpdir/scmroot/rdma-core'...
$ git reset --hard 39709fe8c36e01d875aa22e56a4378b59d78ad51
HEAD is now at 39709fe import rdma-core-29.0-3.el8