https://tracker.debian.org/pkg/liblockfile mentions a few releases after 1.09 as packaged by Fedora.
liblockfile-1.14-1.fc28 has been submitted as an update to Fedora 28. https://bodhi.fedoraproject.org/updates/FEDORA-2018-04fb80bf2d
liblockfile-1.14-1.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-2018-04fb80bf2d
liblockfile-1.14-1.fc28 has been pushed to the Fedora 28 stable repository. If problems still persist, please make note of it in this bug report.