File gem2rpm.yml of Package rubygem-rack-1_6
--- :version_suffix: '-1_6' :summary: A modular Ruby webserver interface :sources: - rubygem-rack-1_6-rpmlintrc :preamble: |- BuildRequires: fdupes :post_install: |- %fdupes %{buildroot}%{_libdir}/ruby/gems/*/gems/%{mod_name}-%{version}/