Changelog for ucx-1.4.0-1.fc27.x86_64.rpm :

* Thu Aug 16 2018 Andrey Maslennikov 1.3.0-1- Explicitly set gcc-c++ as requirements
* Wed Mar 07 2018 Andrey Maslennikov 1.3.0-1- See NEWS for details
* Mon Aug 21 2017 Andrey Maslennikov 1.2.1-1- Spec file now complies with Fedora guidelines
* Mon Jul 03 2017 Andrey Maslennikov 1.2.0-1- Fedora package created