ok, back on `apply_on_cascade` I still get the same error
```
Traceback (most recent call last):                                                                                                                                                            │
  File "/home/ktd/bin/git-bz", line 2833, in <module>                                                                                                                                         │
    applied = do_apply(bug_ref)                                                                                                                                                               │
              ^^^^^^^^^^^^^^^^^                                                                                                                                                               │
  File "/home/ktd/bin/git-bz", line 1827, in do_apply                                                                                                                                         │
    bug = Bug.load(BugHandle.parse_or_die(bug_ref),                                                                                                                                           │
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^                                                                                                                                           │
  File "/home/ktd/bin/git-bz", line 1551, in load                                                                                                                                             │
    bug._load(bug_reference.id, attachmentdata)                                                                                                                                               │
  File "/home/ktd/bin/git-bz", line 1308, in _load                                                                                                                                            │
    response = self.server.send_request("GET", url)                                                                                                                                           │
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^                                                                                                                                           │
  File "/home/ktd/bin/git-bz", line 1071, in send_request                                                                                                                                     │
    cookies = self.get_cookie_string()                                                                                                                                                        │
              ^^^^^^^^^^^^^^^^^^^^^^^^                                                                                                                                                        │
  File "/home/ktd/bin/git-bz", line 1034, in get_cookie_string                                                                                                                                │
    git_credential_output, error = process.communicate(git_credential_input)                                                                                                                  │
                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^                                                                                                                  │
  File "/usr/lib/python3.11/subprocess.py", line 1207, in communicate                                                                                                                         │
    stdout, stderr = self._communicate(input, endtime, timeout)                                                                                                                               │
                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^                                                                                                                               │
  File "/usr/lib/python3.11/subprocess.py", line 2039, in _communicate                                                                                                                        │
    input_view = memoryview(self._input)                                                                                                                                                      │
                 ^^^^^^^^^^^^^^^^^^^^^^^                                                                                                                                                      │
TypeError: memoryview: a bytes-like object is required, not 'str'                                                                                                                             │
fatal: refusing to work with credential missing host field
```