Changelog for nss-pem-1.0.2-2.fc23.x86_64.rpm :

* Wed Jun 22 2016 Kamil Dudka 1.0.2-2- explicitly conflict with all nss builds with bundled nss-pem (#1347336)
* Thu Jun 16 2016 Kamil Dudka 1.0.2-1- packaged for Fedora