URL:
https://github.com/SSSD/sssd/pull/709
Title: #709: Regex fails if there's a whitespace before option name
jhrozek commented:
"""
* master: aa73e296ba392f4222134ce68cd4ec5fe8adb7f5
"""
See the full comment at
https://github.com/SSSD/sssd/pull/709#issuecomment-500769293