Looks like sphinx 4.x shows some warnings.
+ /usr/bin/python3 setup.py build_sphinx -b man --build-dir build/sphinxrunning build_sphinxRunning Sphinx v4.1.2making output directory... donebuilding [mo]: targets for 0 po files that are out of datebuilding [man]: all manpagesupdating environment: [new config] 6 added, 0 changed, 0 removedreading sources... [100%] tutorial/home/tkloczko/rpmbuild/BUILD/GitPython-3.1.20/doc/source/changes.rst:16: WARNING: Title underline too short.3.1.19 (YANKED)======/home/tkloczko/rpmbuild/BUILD/GitPython-3.1.20/doc/source/changes.rst:16: WARNING: Title underline too short.3.1.19 (YANKED)======looking for now-outdated files... none foundpickling environment... donechecking consistency... donewriting... python-gitpython.3 { intro tutorial reference roadmap changes } donebuild succeeded, 2 warnings.
Looks like sphinx 4.x shows some warnings.