foo2zjs-0.20160904-2 is not built with $RPM_OPT_FLAGS. The regression is most likely caused by this change in the "Spec file cleanup" commit: -make CFLAGS="$RPM_OPT_FLAGS" +%make_build %make_build doesn't set CFLAGS.
foo2zjs-0.20160904-3.fc25 has been pushed to the Fedora 25 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-2016-216fb5e34b
foo2zjs-0.20160904-3.fc23 has been pushed to the Fedora 23 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-2016-ffbaaf6911
foo2zjs-0.20160904-3.fc24 has been pushed to the Fedora 24 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-2016-c262272862
foo2zjs-0.20160904-3.fc25 has been pushed to the Fedora 25 stable repository. If problems still persist, please make note of it in this bug report.
foo2zjs-0.20160904-3.fc24 has been pushed to the Fedora 24 stable repository. If problems still persist, please make note of it in this bug report.
foo2zjs-0.20160904-3.fc23 has been pushed to the Fedora 23 stable repository. If problems still persist, please make note of it in this bug report.