spbnick commented on a pull request
"""
Just a hint: if you avoid putting "PR" in front of the PR#16, then you'll
get a link to the actual pull request on the GitHub page, plus the target pull request
will have a link back. Like this: #16.
"""
See the full comment at
https://github.com/SSSD/sssd/pull/18#issuecomment-245302411