$ git clone -n https://src.fedoraproject.org/rpms/toppler.git /var/lib/mock/f31-build-70424-30480/root/chroot_tmpdir/scmroot/toppler
Cloning into '/var/lib/mock/f31-build-70424-30480/root/chroot_tmpdir/scmroot/toppler'...
$ git reset --hard d015c29332b63e267c6650b46ac6500a9c3d0cae
HEAD is now at d015c29 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild