$ git clone -n https://src.fedoraproject.org/rpms/gimp-lensfun.git /var/lib/mock/f31-build-55382-28123/root/chroot_tmpdir/scmroot/gimp-lensfun
Cloning into '/var/lib/mock/f31-build-55382-28123/root/chroot_tmpdir/scmroot/gimp-lensfun'...
$ git reset --hard 84a87060ec94c68a21c6f643255b978a80979f8e
HEAD is now at 84a8706 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild