URL:
https://github.com/SSSD/sssd/pull/301
Title: #301: Introduce sysdb_search_by_orig_dn()
jhrozek commented:
"""
And additionally, a new function calls for a unit test in the sysdb tests..
"""
See the full comment at
https://github.com/SSSD/sssd/pull/301#issuecomment-326320682