Your package python-collada failed to build from source in current rawhide. https://koji.fedoraproject.org/koji/taskinfo?taskID=17784278 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
Created attachment 1253691 [details] build.log
Created attachment 1253692 [details] root.log
Created attachment 1253693 [details] state.log
* Wed Feb 22 2017 Richard Shaw <hobbes1069> - 0.4-15 - Fix FTBFS by disabling python3 tests for now, fixes RHBZ#1424133. - Fix build requirements for python 3 for EPEL 7 so proper package is built.