Currently: qt5-qtquick1-5.6.2-1.64faeb0git.el7.x86_64 requires qt5-qtbase(x86-64) = 5.6.2
qt5-qtquick1-5.7.1-1.2bc722agit.el7 has been submitted as an update to Fedora EPEL 7. https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2018-4975f86358
qt5-qtquick1-5.7.1-1.2bc722agit.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-2018-4975f86358
qt5-qtquick1-5.7.1-1.2bc722agit.el7 has been pushed to the Fedora EPEL 7 stable repository. If problems still persist, please make note of it in this bug report.