Changelog for hackrf-2017.02.1-2.el7.x86_64.rpm :

* Tue Jan 16 2018 Scott K Logan - 2017.02.1-2- Fix noarch dependency in doc package
* Thu Dec 14 2017 Sergey Avseyev - 2017.02.1-1- Update package to 2017.02.1
* Mon Aug 24 2015 Scott K Logan - 2015.07.2-1- Update to 2015.07.2
* Tue Sep 23 2014 Scott K Logan - 2014.08.1-1- Initial package