Your package isync failed to build from source in current rawhide. https://koji.fedoraproject.org/koji/taskinfo?taskID=17725864 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
Created attachment 1252591 [details] build.log
Created attachment 1252592 [details] root.log
Created attachment 1252593 [details] state.log
This bug appears to have been reported against 'rawhide' during the Fedora 26 development cycle. Changing version to '26'.
This is caused by openssl 1.1.0, fixed upstream by https://sourceforge.net/p/isync/isync/ci/41308e481466b91813f6765a0c92ad83fd9d1ab2/
fab's isync-1.2.3-1.fc28 completed http://koji.fedoraproject.org/koji/buildinfo?buildID=977523