$ git clone -n https://src.fedoraproject.org/rpms/appstream-generator.git /var/lib/mock/f31-build-102179-33497/root/chroot_tmpdir/scmroot/appstream-generator
Cloning into '/var/lib/mock/f31-build-102179-33497/root/chroot_tmpdir/scmroot/appstream-generator'...
$ git reset --hard 68f7901cf6b9c338152bbb4536b36fccee3a1b08
HEAD is now at 68f7901 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild