$ git clone -n https://src.fedoraproject.org/rpms/firefox.git /var/lib/mock/f33-build-371788-61403/root/chroot_tmpdir/scmroot/firefox
Cloning into '/var/lib/mock/f33-build-371788-61403/root/chroot_tmpdir/scmroot/firefox'...
$ git reset --hard f11a798b39ae71b62ba299aa173b39fe5329070f
HEAD is now at f11a798 Added fix for mzbz#1678680