Currently GoldenDict package is broken in Fedora 30+ and I see that you don't have enough free time to maintain it. I offer you help. Please add my FAS account xvitaly as co-maintainer for goldendict package. I will maintain it in all Fedora releases. I use this program every day.
FEDORA-2019-b140a423f2 has been submitted as an update to Fedora 30. https://bodhi.fedoraproject.org/updates/FEDORA-2019-b140a423f2
Replied on https://pagure.io/fesco/issue/2212
goldendict-1.5-0.22.RC2.fc30 has been pushed to the Fedora 30 stable repository. If problems still persist, please make note of it in this bug report.