$ git clone -n https://src.fedoraproject.org/rpms/firefox.git /var/lib/mock/f31-build-97020-32908/root/chroot_tmpdir/scmroot/firefox
Cloning into '/var/lib/mock/f31-build-97020-32908/root/chroot_tmpdir/scmroot/firefox'...
$ git reset --hard a711b2a7120edbef2b6d59da1b358632269de87c
HEAD is now at a711b2a Fixed wrong if statement if spec