Created attachment 218640 [details]
Full poudriere build log
The problem seems to be that the port issues a "gmake all" which upstream does not support, instead of just "gmake".
In the port makefile target is overriden, but only if option TEST is off:
For the record: this is found in the thread: https://lists.freebsd.org/pipermail/freebsd-office/2020-October/005916.html
And the difference between 2020Q3 and 2020Q4 is editors/libreoffice has been upgraaded from 6.x to 7.x.