build = builds[0]

          if not build['task_id']:

              return None

          request = build_task['request']

          if request[0] != params['scmurl']:

              return None

      # start a session and login

      session_opts = koji.grab_session_options(options)

      if options.cert and os.path.isfile(options.cert):

          try:

              # authenticate using SSL client certificates

          except koji.AuthError as e:

              quit("Error: Unable to log in: %s" % e)

          except requests.exceptions.ConnectionError:

      elif options.user:

          try:

              # authenticate using user/password

          except koji.AuthError:

              quit("Error: Unable to log in. Bad credentials?")

          except requests.exceptions.ConnectionError:

              if os.path.exists(options.ccache) and os.stat(options.ccache).st_size == 0:

                  os.remove(options.ccache)

          except Krb5Error as e:

              quit("Kerberos authentication failed: %s" % e.args)

          except socket.error as e:

          quit("No username/password/certificate supplied and Kerberos missing or not configured")

      # make session exclusive

      try:

      except koji.AuthLockError:

          quit("Error: Unable to get lock. Trying using --force-lock")

          quit("Error: Unknown login error")

      # make sure it works

      try:

      except requests.exceptions.ConnectionError:

          quit("Error: Unable to connect to server %s" % (options.server))

      if ret != ["OK"]:

      if options.daemon:

          # detach

          koji.daemonize()

          # not reached

          assert False  # pragma: no cover

      elif not options.skip_main:

          koji.add_stderr_logger("koji")