[SSSD] [sssd PR#693][comment] SYSDB: Fall back to the MPG result of getgrgid search if the non-MPG search for override doesn't match anything

[jhrozek]

URL: https://github.com/SSSD/sssd/pull/693
Title: #693: SYSDB: Fall back to the MPG result of getgrgid search if the non-MPG search for override doesn't match anything

jhrozek commented:
"""
I think this patch breaks https://pagure.io/SSSD/sssd/issue/3595 because fixing https://pagure.io/SSSD/sssd/issue/3595 relied on not using the MPG result in case the GID was overriden and just letting the lookup continue to other domains to find the group object the overriden GID relates to
"""

See the full comment at https://github.com/SSSD/sssd/pull/693#issuecomment-436613278