BitBucket Cloud Project Import Failure: NotImplementedError: NotImplementedError

Summary

Repository imports from BitBucket Cloud are failing with the following error:

"Requesting your bitbucket repositories failed"

Sentry Link

https://sentry.gitlab.net/gitlab/gitlabcom/issues/3352610/?referrer=gitlab_plugin

Stacktrace

NotImplementedError: NotImplementedError
  app/controllers/import/base_controller.rb:48:in `provider_url'
    raise NotImplementedError
  app/controllers/import/base_controller.rb:76:in `serialized_imported_projects'
    ProjectSerializer.new.represent(already_added_projects, serializer: :import, provider_url: provider_url)
  app/controllers/import/base_controller.rb:13:in `block (2 levels) in status'
    render json: { imported_projects: serialized_imported_projects,
  app/controllers/import/base_controller.rb:11:in `status'
    respond_to do |format|
  app/controllers/import/bitbucket_controller.rb:35:in `status'
    super
...
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Relevant Logs and/or Screenshots

See Kibana logs (Internal)

Output of checks

This bug happens on GitLab.com