COPR's long_form crashes with TypeError

[jeremycline]

From FMN logs:

Mar 18 19:34:15 notifs-backend01 celery[9825]: Traceback (most recent call last):
Mar 18 19:34:15 notifs-backend01 celery[9825]:  File "/usr/lib/python2.7/site-packages/fmn/formatters.py", line 403, in email
Mar 18 19:34:15 notifs-backend01 celery[9825]:    content = fedmsg.meta.msg2long_form(message, **config.app_conf) or u''
Mar 18 19:34:15 notifs-backend01 celery[9825]:  File "/usr/lib/python2.7/site-packages/fedmsg/meta/__init__.py", line 142, in __wrapper
Mar 18 19:34:15 notifs-backend01 celery[9825]:    return f(msg, **config)
Mar 18 19:34:15 notifs-backend01 celery[9825]:  File "/usr/lib/python2.7/site-packages/fedmsg/meta/__init__.py", line 161, in __wrapper
Mar 18 19:34:15 notifs-backend01 celery[9825]:    return f(msg, processor=processor, **config)
Mar 18 19:34:15 notifs-backend01 celery[9825]:  File "/usr/lib/python2.7/site-packages/fedmsg/meta/__init__.py", line 247, in msg2long_form
Mar 18 19:34:15 notifs-backend01 celery[9825]:    result = processor.long_form(msg, **config)
Mar 18 19:34:15 notifs-backend01 celery[9825]:  File "/usr/lib/python2.7/site-packages/fedmsg_meta_fedora_infrastructure/coprs.py", line 87, in long_form
Mar 18 19:34:15 notifs-backend01 celery[9825]:    if '-' not in kwargs['version']:
Mar 18 19:34:15 notifs-backend01 celery[9825]: TypeError: argument of type 'NoneType' is not iterable