Tried to do a review ( ./try-fedora-review -b 909485 ) :

got that :
{{{
Traceback (most recent call last):
File "/home/misc/checkout/git/FedoraReview/src/FedoraReview/review_helper.py", line 195, in run
self._do_run(outfile)
File "/home/misc/checkout/git/FedoraReview/src/FedoraReview/review_helper.py", line 186, in _do_run
self._do_report(outfile)
File "/home/misc/checkout/git/FedoraReview/src/FedoraReview/review_helper.py", line 83, in _do_report
self._run_checks(self.bug.spec_file, self.bug.srpm_file, outfile)
File "/home/misc/checkout/git/FedoraReview/src/FedoraReview/review_helper.py", line 102, in _run_checks
writedown=not Settings.no_report)
File "/home/misc/checkout/git/FedoraReview/src/FedoraReview/checks.py", line 353, in run_checks
run_check(name)
File "/home/misc/checkout/git/FedoraReview/src/FedoraReview/checks.py", line 335, in run_check
check.run()
File "/home/misc/checkout/git/FedoraReview/src/FedoraReview/check_base.py", line 234, in run
self.run_on_applicable()
File "/home/misc/checkout/git/FedoraReview/src/FedoraReview/plugins/generic.py", line 1031, in run_on_applicable
pkg_deps = resolve(self.rpms.get(pkg).requires)
File "/home/misc/checkout/git/FedoraReview/src/FedoraReview/plugins/generic.py", line 1015, in resolve
pkgs.extend(deps.resolve(requires_to_process))
File "/home/misc/checkout/git/FedoraReview/src/FedoraReview/deps.py", line 104, in resolve
None)
File "/usr/lib64/python2.7/site-packages/gi/types.py", line 47, in function
return info.invoke(args, *kwargs)
}}}

Was running b493e1c

reverting on the commit 8993b87 fixed the issue.