$ git clone -n https://src.fedoraproject.org/rpms/gnome-packagekit.git /var/lib/mock/f31-build-65429-29664/root/chroot_tmpdir/scmroot/gnome-packagekit
Cloning into '/var/lib/mock/f31-build-65429-29664/root/chroot_tmpdir/scmroot/gnome-packagekit'...
$ git reset --hard b836f125d7e7c1e10a0327cb8a7e6cb02414d9a7
HEAD is now at b836f12 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild