$ git clone -n https://src.fedoraproject.org/rpms/libass.git /var/lib/mock/f31-build-67998-30134/root/chroot_tmpdir/scmroot/libass
Cloning into '/var/lib/mock/f31-build-67998-30134/root/chroot_tmpdir/scmroot/libass'...
$ git reset --hard 4baa7470b285740b357d385bb476542e90d6d87b
HEAD is now at 4baa747 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild