You can access the job config without using the view name in the URL.
This will break once you change the view.
I recommend to just use: https://ci.opensuse.org/job/#{JOB_NAME_PATTERN % mod}/config.xml

Just in case you need something related:
https://github.com/SUSE-Cloud/automation/blob/master/scripts/jenkins/{japi,jenkinslog,jenkins-job-trigger}