Hi!

I uploaded a new package to COPR with source located at GitHub.
Every time I try to build it by either starting it manually or with the webhook, it fails with:

Downloading None
None
Exception raised during package import.
Traceback (most recent call last):
  File "/usr/share/copr/dist_git/helpers.py", line 171, in download_file
    r = get(url, stream=True, verify=False)
  File "/usr/lib/python3.6/site-packages/requests/api.py", line 72, in get
    return request('get', url, params=params, **kwargs)
  File "/usr/lib/python3.6/site-packages/requests/api.py", line 58, in request
    return session.request(method=method, url=url, **kwargs)
  File "/usr/lib/python3.6/site-packages/requests/sessions.py", line 494, in request
    prep = self.prepare_request(req)
  File "/usr/lib/python3.6/site-packages/requests/sessions.py", line 437, in prepare_request
    hooks=merge_hooks(request.hooks, self.hooks),
  File "/usr/lib/python3.6/site-packages/requests/models.py", line 305, in prepare
    self.prepare_url(url, params)
  File "/usr/lib/python3.6/site-packages/requests/models.py", line 379, in prepare_url
    raise MissingSchema(error)
requests.exceptions.MissingSchema: Invalid URL 'None': No schema supplied. Perhaps you meant http://None?

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/share/copr/dist_git/importer.py", line 75, in do_import
    workdir
  File "/usr/share/copr/dist_git/helpers.py", line 173, in download_file
    raise FileDownloadException(str(e))
dist_git.exceptions.FileDownloadException: Invalid URL 'None': No schema supplied. Perhaps you meant http://None?
sending a response for task {'build_id': 765433}
Sending back: 
{"build_id": 765433}

Using the same spec as URL (manual build) works perfectly.
This package does not need any external component, as it only bundles a shell script.

https://copr.fedorainfracloud.org/coprs/kolbrich/k2update/build/765433/
https://github.com/kevin-olbrich/k2update

Any idea what's causing this?

Kind regards,
Kevin