$ git clone -n http://fedora.riscv.rocks:3000/rpms/mpich.git /var/lib/mock/f41-build-813451-148680/root/chroot_tmpdir/scmroot/mpich
Cloning into '/var/lib/mock/f41-build-813451-148680/root/chroot_tmpdir/scmroot/mpich'...
$ git fetch origin 059a3d6e9e7f66afdabb51f7fbc97e53e05006c6:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/mpich
 * [new ref]         059a3d6e9e7f66afdabb51f7fbc97e53e05006c6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 059a3d6 Enable ucx for riscv64