Latest git changes broken internal (127.0.0.1) calls

PLEASE READ THIS BEFORE POSTING: Read before posting / reporting bugs

Describe the problem you’re having:

Latest git changes broken internal (127.0.0.1) calls
For example, I have url
http://127.0.0.1:5002/api/twitter?feedUri=http://127.0.0.1/twitrssme/fcgi/mobile_twitter_to_rss.pl?user=ain_ua&siteUrl=ain.ua

This url worked fine till recent changes, right now I got an error during feed debugging
[10:39:08/28604] start
[10:39:08/28604] running HOOK_FETCH_FEED handlers…
[10:39:08/28604] … Xslt
[10:39:08/28604] === 0.0000 (sec)
[10:39:08/28604] feed data has not been modified by a plugin.
[10:39:08/28604] local cache will not be used for this feed
[10:39:08/28604] last unconditional update request: 2020-09-19 06:21:42
[10:39:08/28604] maximum allowed interval for conditional requests exceeded, forcing refetch
[10:39:08/28604] fetching [http://127.0.0.1:5002/api/twitter?feedUri=http://127.0.0.1/twitrssme/fcgi/mobile_twitter_to_rss.pl?user=ain_ua&siteUrl=ain.ua] (force_refetch: 1)…
[10:39:08/28604] fetch done.
[10:39:08/28604] effective URL (after redirects): (IP: )
[10:39:08/28604] source last modified:
[10:39:08/28604] unable to fetch: Requested URL failed extended validation. [-1]

two weeks probation for not reading before posting.

everyone creating new threads for issues discussed in the stickied security thread is going to be banned for six months from now on.