$ git clone -n https://src.fedoraproject.org/rpms/phototonic.git /var/lib/mock/f29-build-3685-943/root/thebuilddir/tmp/scmroot/phototonic
Cloning into '/var/lib/mock/f29-build-3685-943/root/thebuilddir/tmp/scmroot/phototonic'...
$ git reset --hard bc959bc5b50c586f25f5a69c61f9d2c2a31d4a96
HEAD is now at bc959bc - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild