Changelog for cairomm1.16-1.16.0-3.fc34.x86_64.rpm :

* Sat Feb 20 2021 Benjamin A. Beasley - 1.16.0-3- Verify source with new strong signatures from upstream
* Wed Feb 17 2021 Benjamin A. Beasley - 1.16.0-2- Working (but weak, dependent on SHA1) source signature verification- Tidy up BR’s, including dropping make
* Wed Feb 17 2021 Benjamin A. Beasley - 1.16.0-1- New multi-version cairomm1.16 package to provide the version 1.16 API/ABI; based on the spec file from cairomm-1.14.2-5