$ git clone -n https://src.fedoraproject.org/rpms/flatpak-runtime-config.git /var/lib/mock/f31-build-67349-30018/root/chroot_tmpdir/scmroot/flatpak-runtime-config
Cloning into '/var/lib/mock/f31-build-67349-30018/root/chroot_tmpdir/scmroot/flatpak-runtime-config'...
$ git reset --hard c93a5956cb4f4876a3cf07e877799665b0779344
HEAD is now at c93a595 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild