Changelog for ghc-nats-0.1.2-2.el7.x86_64.rpm :

* Sat Jun 07 2014 Fedora Release Engineering - 0.1.2-2- Rebuilt for https://fedoraproject.org/wiki/Fedora_21_Mass_Rebuild
* Tue Feb 25 2014 Jens Petersen - 0.1.2-1- initial package
* Tue Feb 25 2014 Fedora Haskell SIG - 0.1.2- spec file generated by cabal-rpm-0.8.10