$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/rdma-core /var/lib/mock/dist-el8-build-5867-46/root/chroot_tmpdir/scmroot/rdma-core
Cloning into '/var/lib/mock/dist-el8-build-5867-46/root/chroot_tmpdir/scmroot/rdma-core'...
$ git reset --hard origin/a8
HEAD is now at 61fb262 import rdma-core-26.0-8.el8.src.rpm