Your package rubygem-rails-observers failed to build from source in current rawhide. https://koji.fedoraproject.org/koji/taskinfo?taskID=17790646 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
Created attachment 1254372 [details] build.log
Created attachment 1254373 [details] root.log
Created attachment 1254374 [details] state.log
This bug appears to have been reported against 'rawhide' during the Fedora 26 development cycle. Changing version to '26'.
vondruch's rubygem-rails-observers-0.1.3-0.2.alpha.20160810git3fe157d.fc27 completed http://koji.fedoraproject.org/koji/buildinfo?buildID=875377
rubygem-rails-observers-0.1.3-0.2.alpha.20160810git3fe157d.fc26 has been submitted as an update to Fedora 26. https://bodhi.fedoraproject.org/updates/FEDORA-2017-0fd5bd3080
rubygem-rails-observers-0.1.3-0.2.alpha.20160810git3fe157d.fc26 has been pushed to the Fedora 26 testing repository. If problems still persist, please make note of it in this bug report. See https://fedoraproject.org/wiki/QA:Updates_Testing for instructions on how to install test updates. You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2017-0fd5bd3080
rubygem-rails-observers-0.1.3-0.2.alpha.20160810git3fe157d.fc26 has been pushed to the Fedora 26 stable repository. If problems still persist, please make note of it in this bug report.