$ git clone -n https://src.fedoraproject.org/rpms/grub-customizer.git /var/lib/mock/f29-build-5493-1307/root/thebuilddir/tmp/scmroot/grub-customizer
Cloning into '/var/lib/mock/f29-build-5493-1307/root/thebuilddir/tmp/scmroot/grub-customizer'...
$ git reset --hard b1b2dac00be6e87c8e571c490c00ef1089acfb9a
HEAD is now at b1b2dac - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild