Changelog for R-markdown-devel-0.8-4.fc28.x86_64.rpm :

* Wed Feb 07 2018 Fedora Release Engineering - 0.8-4- Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild
* Tue Nov 07 2017 Elliott Sales de Andrade 0.8-3- Remove extra Suggests.
* Fri Aug 25 2017 Elliott Sales de Andrade 0.8-2- Patch tests to not use the network.- Shorten description a bit.
* Fri Aug 25 2017 Elliott Sales de Andrade 0.8-1- initial package for Fedora