jenkins-job-builder does not work with python-six-1.3.0 from RHEL7

jenkins-job-builder should require specific python-six version because it does not work with python-six comming with RHEL7:

jenkins-jobs --conf xyz.ini --ignore-cache update <path_to_files>/ci-opts-projex/jobs/
 Traceback (most recent call last):
   File "/usr/bin/jenkins-jobs", line 6, in <module>
    from jenkins_jobs.cmd import main
   File "/usr/lib/python2.7/site-packages/jenkins_jobs/cmd.py", line 24, in <module>
     from jenkins_jobs.builder import Builder
   File "/usr/lib/python2.7/site-packages/jenkins_jobs/builder.py", line 27, in <module>
     import jenkins
   File "/usr/lib/python2.7/site-packages/jenkins/__init__.py", line 52, in <module>
    from six.moves.http_client import BadStatusLine
 ImportError: No module named http_client
# rpm -q python python-six
python-2.7.5-16.el7.x86_64
python-six-1.3.0-4.el7.noarch