Changelog for xxhash-libs-0.6.5-1.fc27.x86_64.rpm :

* Thu Apr 19 2018 Mattias Ellert - 0.6.5-1- Update to version 0.6.5
* Fri Feb 09 2018 Fedora Release Engineering - 0.6.4-2- Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild
* Wed Jan 03 2018 Mattias Ellert - 0.6.4-1- Update to version 0.6.4- Drop previously backported patches
* Thu Oct 19 2017 Mattias Ellert - 0.6.3-2- Correct License tag (command line tool is GPLv2+)- Adjust Source tag to get a more descriptive tarfile name
* Wed Oct 18 2017 Mattias Ellert - 0.6.3-1- Initial packaging