Changelog for ghc-x509-system-1.6.6-1.fc27.x86_64.rpm :

* Sat Sep 23 2017 Elliott Sales de Andrade 1.6.6-1- Update to latest spec template.- Update to latest version.
* Fri Jul 21 2017 Elliott Sales de Andrade 1.6.3-3- Bump for Fedora 26.
* Fri Dec 16 2016 Elliott Sales de Andrade - 1.6.3-2- spec file generated by cabal-rpm-0.10.0- Update release to be newer than previous builds
* Sun Apr 24 2016 Elliott Sales de Andrade - 1.6.3-1- update to 1.6.3
* Sun Aug 23 2015 Ben Boeckel - 1.6.0-1- initial package