Your package erlang-riak_client failed to build from source in current rawhide. https://koji.fedoraproject.org/koji/taskinfo?taskID=17714808 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
Created attachment 1251994 [details] build.log
Created attachment 1251995 [details] root.log
Created attachment 1251996 [details] state.log
This bug appears to have been reported against 'rawhide' during the Fedora 26 development cycle. Changing version to '26'.
peter's erlang-riak_client-2.5.3-1.fc27 completed http://koji.fedoraproject.org/koji/buildinfo?buildID=920990
erlang-riak_client-2.5.3-1.fc26 has been submitted as an update to Fedora 26. https://bodhi.fedoraproject.org/updates/FEDORA-2017-06f2a1b751
erlang-riak_client-2.5.3-1.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-2017-06f2a1b751
releng's erlang-riak_client-2.5.3-2.fc27 completed http://koji.fedoraproject.org/koji/buildinfo?buildID=924393
erlang-riak_client-2.5.3-1.fc26 has been pushed to the Fedora 26 stable repository. If problems still persist, please make note of it in this bug report.