git checkout v10.4.0
python3.12 -m venv --prompt "linkchecker" venv
source venv/bin/activate
pip install hatchling hatch-vcs -r requirements-min.txt
hatchling build --hooks-only
python --version
python -m linkcheck

[...]
Python 3.12.1
Traceback (most recent call last):
  File "<frozen runpy>", line 198, in _run_module_as_main
  File "<frozen runpy>", line 88, in _run_code
  File "/Users/xavier.nodet/src/linkchecker/linkcheck/__main__.py", line 1, in <module>
    from .command.linkchecker import linkchecker
  File "/Users/xavier.nodet/src/linkchecker/linkcheck/command/linkchecker.py", line 28, in <module>
    from .arg_parser import ArgParser
  File "/Users/xavier.nodet/src/linkchecker/linkcheck/command/arg_parser.py", line 22, in <module>
    from .. import checker, logconf, logger, COMMAND_NAME
  File "/Users/xavier.nodet/src/linkchecker/linkcheck/checker/__init__.py", line 202, in <module>
    from . import (  # noqa: E402
  File "/Users/xavier.nodet/src/linkchecker/linkcheck/checker/fileurl.py", line 26, in <module>
    from . import urlbase, get_index_html
  File "/Users/xavier.nodet/src/linkchecker/linkcheck/checker/urlbase.py", line 42, in <module>
    from .const import (
  File "/Users/xavier.nodet/src/linkchecker/linkcheck/checker/const.py", line 21, in <module>
    import requests
  File "/Users/xavier.nodet/src/linkchecker/venv/lib/python3.12/site-packages/requests/__init__.py", line 43, in <module>
    import urllib3
  File "/Users/xavier.nodet/src/linkchecker/venv/lib/python3.12/site-packages/urllib3/__init__.py", line 8, in <module>
    from .connectionpool import (
  File "/Users/xavier.nodet/src/linkchecker/venv/lib/python3.12/site-packages/urllib3/connectionpool.py", line 11, in <module>
    from .exceptions import (
  File "/Users/xavier.nodet/src/linkchecker/venv/lib/python3.12/site-packages/urllib3/exceptions.py", line 2, in <module>
    from .packages.six.moves.http_client import (
ModuleNotFoundError: No module named 'urllib3.packages.six.moves'

Python 3.11.6
INFO linkcheck.cmdline 2024-01-12 13:57:06,986 MainThread Checking intern URLs only; use --check-extern to check extern URLs.
WARNING linkcheck.cmdline 2024-01-12 13:57:06,989 MainThread no files or URLs given
LinkChecker 10.4.0
Copyright (C) 2000-2016 Bastian Kleineidam, 2010-2023 LinkChecker Authors
LinkChecker comes with ABSOLUTELY NO WARRANTY!
This is free software, and you are welcome to redistribute it under
certain conditions. Look at the file `COPYING' within this distribution.
Read the documentation at https://linkchecker.github.io/linkchecker/
Write comments and bugs to https://github.com/linkchecker/linkchecker/issues

Start checking at 2024-01-12 13:57:06+002

Statistics:
Downloaded: 0B.
No statistics available since no URLs were checked.

That's it. 0 links in 0 URLs checked. 0 warnings found. 0 errors found.
Stopped checking at 2024-01-12 13:57:06+002 (0.00 seconds)