It appears they were not tested:
morph@oracle:~/deb/reportbug$ PYTHONPATH=. ./bin/reportbug -O release.debian.org
Traceback (most recent call last):
File "./bin/reportbug", line 42, in
from reportbug import utils
File "/home/morph/deb/reportbug/reportbug/utils.py", line 100
SUITE2CODENAME
Package: reportbug
Severity: wishlist
Tags: patch
Please apply the attached patches to move all the release name
hardcoding into one place so that it isn't possible to forget updating
one of the places where names are hardcoded after a release happens.
Also add an entry for buster since the releas