$ git clone -n https://src.fedoraproject.org/rpms/freewrl.git /var/lib/mock/f31-build-88844-32014/root/chroot_tmpdir/scmroot/freewrl
Cloning into '/var/lib/mock/f31-build-88844-32014/root/chroot_tmpdir/scmroot/freewrl'...
$ git reset --hard 68d62c0319d19801c5e0c516fd2f92b915a97f7e
HEAD is now at 68d62c0 no firefox on s390x