ECB - ERROR: ('Connection broken: IncompleteRead(0 bytes read)', IncompleteRead(0 bytes read))

Sometimes (not on every download), some datasets (frequently GFS, and E11) does not download, the error is ERROR: ('Connection broken: IncompleteRead(0 bytes read)', IncompleteRead(0 bytes read))

Example: https://git.nomics.world/dbnomics-fetchers/ecb-fetcher/-/jobs/282058

ERROR: ('Connection broken: IncompleteRead(0 bytes read)', IncompleteRead(0 bytes read))
url: 'https://sdw-wsrest.ecb.europa.eu/service/data/GFS/'
Traceback (most recent call last):
  File "/usr/local/lib/python3.7/dist-packages/urllib3/response.py", line 697, in _update_chunk_length
    self.chunk_left = int(line, 16)
ValueError: invalid literal for int() with base 16: b''
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
  File "/usr/local/lib/python3.7/dist-packages/urllib3/response.py", line 437, in _error_catcher
    yield
  File "/usr/local/lib/python3.7/dist-packages/urllib3/response.py", line 764, in read_chunked
    self._update_chunk_length()
  File "/usr/local/lib/python3.7/dist-packages/urllib3/response.py", line 701, in _update_chunk_length
    raise httplib.IncompleteRead(line)
http.client.IncompleteRead: IncompleteRead(0 bytes read)
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
  File "/usr/local/lib/python3.7/dist-packages/requests/models.py", line 751, in generate
    for chunk in self.raw.stream(chunk_size, decode_content=True):
  File "/usr/local/lib/python3.7/dist-packages/urllib3/response.py", line 572, in stream
    for line in self.read_chunked(amt, decode_content=decode_content):
  File "/usr/local/lib/python3.7/dist-packages/urllib3/response.py", line 793, in read_chunked
    self._original_response.close()
  File "/usr/lib/python3.7/contextlib.py", line 130, in __exit__
    self.gen.throw(type, value, traceback)
  File "/usr/local/lib/python3.7/dist-packages/urllib3/response.py", line 455, in _error_catcher
    raise ProtocolError("Connection broken: %r" % e, e)
urllib3.exceptions.ProtocolError: ('Connection broken: IncompleteRead(0 bytes read)', IncompleteRead(0 bytes read))
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
  File "download.py", line 186, in download_file
    response = requests_session.get(url)
  File "/usr/local/lib/python3.7/dist-packages/requests/sessions.py", line 543, in get
    return self.request('GET', url, **kwargs)
  File "/usr/local/lib/python3.7/dist-packages/requests/sessions.py", line 530, in request
    resp = self.send(prep, **send_kwargs)
  File "/usr/local/lib/python3.7/dist-packages/requests/sessions.py", line 683, in send
    r.content
  File "/usr/local/lib/python3.7/dist-packages/requests/models.py", line 829, in content
    self._content = b''.join(self.iter_content(CONTENT_CHUNK_SIZE)) or b''
  File "/usr/local/lib/python3.7/dist-packages/requests/models.py", line 754, in generate
    raise ChunkedEncodingError(e)
requests.exceptions.ChunkedEncodingError: ('Connection broken: IncompleteRead(0 bytes read)', IncompleteRead(0 bytes read))
ERROR: https://sdw-wsrest.ecb.europa.eu/service/data/GFS/