Switched to a new branch '20190417061825.2552-1-pbonzini@redhat.com'
Applying: models: refine diffstat regexes
Applying: models: stop diffstat extraction at "---" line
Warning: Permanently added 'github.com,192.30.253.113' (RSA) to the list of known hosts.
To github.com:patchew-project/patchew-ci
 ! [remote rejected] patchew/20190417061825.2552-1-pbonzini@redhat.com -> patchew/20190417061825.2552-1-pbonzini@redhat.com (cannot lock ref 'refs/tags/patchew/20190417061825.2552-1-pbonzini@redhat.com': reference already exists)
error: failed to push some refs to 'https://github.com/patchew-project/patchew-ci'
Traceback (most recent call last):
  File "/opt/patchew/patchew-cli", line 809, in _applier_mode
    self._push(wd, push_repo, tag, logf)
  File "/opt/patchew/patchew-cli", line 776, in _push
    cwd=repo, stdout=logf, stderr=logf)
  File "/usr/lib64/python3.6/subprocess.py", line 291, in check_call
    raise CalledProcessError(retcode, cmd)
subprocess.CalledProcessError: Command '['git', 'push', '-f', 'push_to', 'patchew/20190417061825.2552-1-pbonzini@redhat.com:refs/tags/patchew/20190417061825.2552-1-pbonzini@redhat.com']' returned non-zero exit status 1.