> On Dec 15, 2020, at 12:13 PM, Matthew Miller <mattdm at mattdm.org> wrote: > > On Tue, Dec 15, 2020 at 05:09:39PM +0000, Bernstein, Noam CIV USN NRL (6393) Washington DC (USA) via CentOS wrote: >>> 3. 'dnf downgrade foo' doesn't work as only latest/one copy of each package in Stream repository so no opportunity to downgrade/roll back broken packages. >> Really? I hadn't appreciated that. How does one the contribute back to RH/the community by checking at what point something broke? > > I don't know the answer here but it's a good point to raise. In Fedora, we > don't keep all updates on our mirrors either, but we _do_ make them > accessible forever from our build system > (https://koji.fedoraproject.org/koji/), and there's a command-line tool for > easily pulling the packages from a build. It also makes my idea of reproducing RHEL point releases by just applying a selected subset much harder. You have to regularly download everything, and create a local comprehensive repo.