']' returned non-zero exit sta...

https://sentry.softwareheritage.org/organizations/swh/issues/104628/?referrer=phabricator_plugin

CalledProcessError: Command '['rsync', 'rsync://a.cvs.sourceforge.net/cvsroot/brainrss/']' returned non-zero exit status 23.
(7 additional frame(s) were not displayed)
...
  File "concurrent/futures/_base.py", line 439, in result
    return self.__get_result()
  File "concurrent/futures/_base.py", line 391, in __get_result
    raise self._exception
  File "__init__.py", line 409, in __call__
    result = fn(*args, **kwargs)
  File "swh/loader/cvs/loader.py", line 352, in execute_rsync
    rsync.check_returncode()
  File "subprocess.py", line 456, in check_returncode
    raise CalledProcessError(self.returncode, self.args, self.stdout,

Loading failure, updating to `failed` status

CompletedProcess(args=['rsync', 'rsync://a.cvs.sourceforge.net/cvsroot/brainrss/'], returncode=23, stdout='', stderr='rsync: change_dir "/brainrss" (in cvsroot) failed: No such file or directory (2)\nrsync error: some files/attrs were not transferred (see previous errors) (code 23) at main.c(1819) [Receiver=3.2.3]\n')

Migrated from T4572 (view on Phabricator)