Currently, there is no lxc-extra package on Epel 7 because Python3 was not available. This has changed: https://lists.fedoraproject.org/pipermail/epel-devel/2015-July/011385.html "python34 packages for EPEL" That would allow to build lxc-extra for Epel 7?
lxc-1.0.9-1.el7 has been submitted as an update to Fedora EPEL 7. https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2016-967040283d
lxc-1.0.9-1.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-2016-967040283d
lxc-1.0.9-1.el7 has been pushed to the Fedora EPEL 7 stable repository. If problems still persist, please make note of it in this bug report.