$ git clone -n https://src.fedoraproject.org/rpms/mfem.git /var/lib/mock/f40-build-771500-125971/root/chroot_tmpdir/scmroot/mfem
Cloning into '/var/lib/mock/f40-build-771500-125971/root/chroot_tmpdir/scmroot/mfem'...
$ git reset --hard 6ab79e86455fc3e398afa0c03dab44276f357d64
HEAD is now at 6ab79e8 Rebuild for openmpi 5.0.0, drops C++ API