Версия пакета:
rosdep-0.21.0-alt1

Шаги воспроизведения:
# apt-get install rosdep
# rosdep init

Если в системе не установлен пакет python3-module-distro (например, ALT Server 10), то получаем ошибку:
Traceback (most recent call last):
  File "/usr/bin/rosdep", line 33, in <module>
    sys.exit(load_entry_point('rosdep==0.21.0', 'console_scripts', 'rosdep')())
  File "/usr/bin/rosdep", line 25, in importlib_load_entry_point
    return next(matches).load()
  File "/usr/lib64/python3.10/importlib/metadata/__init__.py", line 171, in load
    module = import_module(match.group('module'))
  File "/usr/lib64/python3.10/importlib/__init__.py", line 126, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 1050, in _gcd_import
  File "<frozen importlib._bootstrap>", line 1027, in _find_and_load
  File "<frozen importlib._bootstrap>", line 992, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 241, in _call_with_frames_removed
  File "<frozen importlib._bootstrap>", line 1050, in _gcd_import
  File "<frozen importlib._bootstrap>", line 1027, in _find_and_load
  File "<frozen importlib._bootstrap>", line 1006, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 688, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 883, in exec_module
  File "<frozen importlib._bootstrap>", line 241, in _call_with_frames_removed
  File "/usr/lib/python3/site-packages/rosdep2/__init__.py", line 40, in <module>
    from .installers import InstallerContext, Installer, \
  File "/usr/lib/python3/site-packages/rosdep2/installers.py", line 36, in <module>
    from rospkg.os_detect import OsDetect
  File "/usr/lib/python3/site-packages/rospkg/os_detect.py", line 42, in <module>
    import distro
ModuleNotFoundError: No module named 'distro'