$ git clone -n https://git.cclinux.org/stage/rpms/mpich.git /var/lib/mock/dist-circle8-build-44534-9837/root/chroot_tmpdir/scmroot/mpich
Cloning into '/var/lib/mock/dist-circle8-build-44534-9837/root/chroot_tmpdir/scmroot/mpich'...
$ git reset --hard bb730721207e6addf03048d6e75da41e5f866801
HEAD is now at bb73072 import mpich-3.4.1-1.el8