$ git clone -n https://git.cclinux.org/stage/rpms/rdma-core.git /var/lib/mock/dist-circle8-build-86022-31118/root/chroot_tmpdir/scmroot/rdma-core
Cloning into '/var/lib/mock/dist-circle8-build-86022-31118/root/chroot_tmpdir/scmroot/rdma-core'...
$ git reset --hard 4857d430730c3f7a44f8d6b398bb99e83bf0a1fb
HEAD is now at 4857d43 import rdma-core-41.0-1.el8