Python 3.10.7 Docs fails with Sphinx 5.3.0 #98366

[   32s] + /usr/bin/make -O -j8 V=1 VERBOSE=1 -j1 html
[   32s] mkdir -p build
[   32s] Using existing Misc/NEWS file
[   32s] PATH=./venv/bin:$PATH sphinx-build -b html -d build/doctrees  -j auto  -W . build/html 
[   33s] Running Sphinx v5.3.0
[   33s] making output directory... done
[   33s] building [mo]: targets for 0 po files that are out of date
[   33s] building [html]: targets for 487 source files that are out of date
[   34s] updating environment: [new config] 487 added, 0 changed, 0 removed
[   34s] 
[   34s] Sphinx parallel build error:
[   34s] KeyError: 'sphinx'

{('console', 'sphinx'): <gettext.NullTranslations object at 0x7ffff7664eb0>, ('general', 'sphinx'): <gettext.NullTranslations object at 0x7ffff6113cd0>, ('general', 'sphinxcontrib.applehelp'): <gettext.NullTranslations object at 0x7ffff5620910>, ('console', 'sphinxcontrib.applehelp'): <gettext.NullTranslations object at 0x7ffff56209d0>, ('general', 'sphinxcontrib.devhelp'): <gettext.NullTranslations object at 0x7ffff5622d40>, ('console', 'sphinxcontrib.devhelp'): <gettext.NullTranslations object at 0x7ffff5623e20>, ('general', 'sphinxcontrib.htmlhelp'): <gettext.NullTranslations object at 0x7ffff5623f10>, ('console', 'sphinxcontrib.htmlhelp'): <gettext.NullTranslations object at 0x7ffff5623f40>, ('general', 'sphinxcontrib.serializinghtml'): <gettext.NullTranslations object at 0x7ffff564ceb0>, ('console', 'sphinxcontrib.serializinghtml'): <gettext.NullTranslations object at 0x7ffff564cf10>, ('general', 'sphinxcontrib.qthelp'): <gettext.NullTranslations object at 0x7ffff564cfa0>, ('console', 'sphinxcontrib.qthelp'): <gettext.NullTranslations object at 0x7ffff564d630>, ('general', 'about'): <gettext.NullTranslations object at 0x7ffff56a2830>, ('general', 'bugs'): <gettext.NullTranslations object at 0x7ffff56a3790>, ('general', 'c-api'): <gettext.NullTranslations object at 0x7ffff536a800>}