}
sub sortPkgs {
    # Sort by name, then timestamp.
    return sort
      { lc(name($a->{build})) cmp lc(name($b->{build}))
            or $a->{build}->timestamp <=> $b->{build}->timestamp
      } @_;

    $c->stash->{nixPkgs} = [sort { lc(name($a->{build})) cmp lc(name($b->{build})) } (values %{$c->stash->{nixPkgs}})];

    $c->stash->{nixPkgs} = [sortPkgs (values %{$c->stash->{nixPkgs}})];