$ git clone -n https://src.fedoraproject.org/rpms/pax.git /var/lib/mock/f31-build-90148-32174/root/chroot_tmpdir/scmroot/pax
Cloning into '/var/lib/mock/f31-build-90148-32174/root/chroot_tmpdir/scmroot/pax'...
$ git reset --hard 5dfdc0e4470f8eb600e5fcb36ff8ad27acbe90c7
HEAD is now at 5dfdc0e - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild