Where are the sources that have SELinux enforcing? I have built 16.0 but the sources I am using have SELinux permissive which I think stops SafetyNet passing (or at least Google Pay won't work...).
Could be https://github.com/enesuzun2002/lineageos-ota/releases/tag/lineage-16.0-20200121
It was the build I answered.
Sorry, currently I not on LOS on my S6, because I had problems with encyption and switched to e foundation rom for testing.