+++ This bug was initially created as a clone of Bug #2254408 +++

Description of problem:
In 6.15.0 we are not able to sync library/busybox from mirror.gcr.io
The same works well in 6.14.1 (python39-pulpcore-3.22.19-1.el8pc.noarch.rpm, python39-pulp-container-2.14.7-1.el8pc.noarch.rpm) and earlier.

Version-Release number of selected component (if applicable):
6.15.0 (python3.11-pulpcore-3.39.2-2.el8pc.noarch.rpm, python3.11-pulp-container-2.16.2-2.el8pc.noarch.rpm)

How reproducible:
always

Steps to Reproduce:
1. Create a docker repo and try to sync library/busybox from mirror.gcr.io

Actual results:
Sync task fails with
404, message='Not Found', url=URL('https://mirror.gcr.io/v2/library/busybox/manifests/1.24')

even though the URL is available and serves a schema 1 manifest

Expected results:
Successful sync

— Additional comment from on 2023-12-13T19:19:33Z

Created attachment 2004186
traceback

— Additional comment from on 2023-12-13T19:28:22Z

This is kind of automation blocker since this repo is used widely across robottelo. Although we could drift to use another one if necessary.

— Additional comment from on 2023-12-13T21:07:22Z

The Pulp upstream bug status is at closed. Updating the external tracker on this bug.

— Additional comment from on 2023-12-13T21:07:24Z

All upstream Pulp bugs are at MODIFIED+. Moving this bug to POST.

— Additional comment from on 2023-12-15T07:49:52Z

The fix was shipped in https://github.com/pulp/pulp_container/releases/tag/2.16.3. Please, verify this pulp-container version.

— Additional comment from on 2024-01-16T08:56:42Z

Verified in 6.15.0 snap 5 (with python3.11-pulp-container-2.16.3-1.el8pc.noarch) - the repo can be sucessfully synced now.

QE Tracker for https://issues.redhat.com/browse/SAT-23002
Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=2262131