HTTPError: 404 Client Error: Not Found for url: https://archive.gazettes.africa/archive/tz/2020/tz-government-gazette-supplement-no-47-dated-2020-11-20-no-47.pdf
(2 additional frame(s) were not displayed)
...
  File "peachjam/tasks.py", line 72, in update_document
    ingestor.update_document(document_id)
  File "peachjam/models/ingestors.py", line 62, in update_document
    adapter.update_document(document_id)
  File "peachjam/adapters/indigo.py", line 295, in update_document
    self.download_source_file(pubdoc["url"], created_doc, title)
  File "peachjam/adapters/indigo.py", line 495, in download_source_file
    r = self.client_get(url)
  File "peachjam/adapters/indigo.py", line 468, in client_get
    r.raise_for_status()