Your package mozjs31 failed to build from source in current rawhide. http://koji.fedoraproject.org/koji/taskinfo?taskID=12841552 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_24_Mass_Rebuild
Created attachment 1125410 [details] build.log
Created attachment 1125411 [details] root.log
Created attachment 1125412 [details] state.log
Same thing with mozjs38
This bug appears to have been reported against 'rawhide' during the Fedora 24 development cycle. Changing version to '24'. More information and reason for this action is here: https://fedoraproject.org/wiki/Fedora_Program_Management/HouseKeeping/Fedora24#Rawhide_Rebase
pcpa's mozjs31-31.2.0-8.fc25 completed http://koji.fedoraproject.org/koji/buildinfo?buildID=767335