Due to https://fedoraproject.org/wiki/Changes/Django20 all Django applications have to change their Django requirement from python2-django to python2-django1.11. Fix is ready in https://src.fedoraproject.org/rpms/graphite-web/pull-request/2 Opening this to track the problem. Problem: package graphite-web-1.1.1-2.fc28.noarch requires python-django >= 1.3, but none of the providers can be installed.
graphite-web-1.1.1-4.fc28 has been submitted as an update to Fedora 28. https://bodhi.fedoraproject.org/updates/FEDORA-2018-3c16d445a5
graphite-web-1.1.1-4.fc28 has been pushed to the Fedora 28 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-2018-3c16d445a5
graphite-web-1.1.1-4.fc28 has been pushed to the Fedora 28 stable repository. If problems still persist, please make note of it in this bug report.