The package has been retired in Rawhide for a while. See http://forums.cacti.net/viewtopic.php?f=2&t=53607 and https://lists.fedoraproject.org/pipermail/devel/2014-October/203695.html Today I've removed myself from the package in pkgdb. Jon, please feel free to orphan or retire this package in EPEL.
cacti-0.8.8g-1.el7 has been submitted as an update to Fedora EPEL 7. https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2016-c731bc5ec0
cacti-0.8.8g-2.el6 has been submitted as an update to Fedora EPEL 6. https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2016-45e9f8440b
cacti-0.8.8g-2.el6 has been pushed to the Fedora EPEL 6 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-EPEL-2016-45e9f8440b
cacti-0.8.8g-1.el7 has been pushed to the Fedora EPEL 7 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-EPEL-2016-c731bc5ec0
cacti-0.8.8g-1.el7 has been pushed to the Fedora EPEL 7 stable repository. If problems still persist, please make note of it in this bug report.
cacti-0.8.8g-2.el6 has been pushed to the Fedora EPEL 6 stable repository. If problems still persist, please make note of it in this bug report.