Changelog for R-backports-1.1.2-3.fc26.i686.rpm :

* Wed May 16 2018 Tom Callaway - 1.1.2-3- rebuild for R 3.5.0
* Wed Feb 07 2018 Fedora Release Engineering - 1.1.2-2- Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild
* Mon Dec 18 2017 Elliott Sales de Andrade 1.1.2-1- Update to latest version.
* Thu Nov 09 2017 Elliott Sales de Andrade 1.1.1-1- initial package for Fedora