Changelog for cowsay-3.03-7.1.noarch.rpm :

* Sat May 27 2017 sor.alexeiAATTmeowr.ru- Add perl to BuildRequires in order to make the package rebuild when perl was updated.
* Sat Apr 26 2014 andreas.stiegerAATTgmx.de- use verbatim upstream source tarball- use version number used upstream- add source URLs, see https://en.opensuse.org/SourceUrls- add source tarball signature verification- specify perl requirements as per packaging recommendations
* Sun Apr 06 2014 sor.alexeiAATTmeowr.ru- Initial package.