On Tue, 8 Jul 2025 at 08:22, Zdenek Dohnal <zdoh...@redhat.com> wrote:
>
> Hi all,
>
> thank you for all the work you did/are doing atm with datacenter move!
> I'm looking forward to faster infrastructure for my builds and tests :) .
>
> Unfortunately (as with every big change) discrepancies are appearing and
> although I've tried to check emails here and the blog post on the
> community blog, I didn't find whether there are some steps to take for
> packagers after the datacenter move, so I don't know atm whether the
> issues I see are part of post movement work and they will be fixed soon,
> or whether I as a packager have to make some configuration changes.
>
> I see two issues atm:
>
> 1. when I try to pull updates from pkgs.fedoraproject.org, I get an
> error that host key has changed:

This and other details have been outlined in updates to devel-announce:

https://lists.fedoraproject.org/archives/list/devel-annou...@lists.fedoraproject.org/thread/CKIQPKWLISZNJZWWFFWVDENBUGHJW6R7/

If you're not on devel-announce it's likely worthwhile and a moderated
low volume list.


> ===========================================================================================
>
> $ git pull --rebase
>
> @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
> @    WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!     @
> @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
> IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!
> Someone could be eavesdropping on you right now (man-in-the-middle attack)!
> It is also possible that a host key has just been changed.
> The fingerprint for the RSA key sent by the remote host is
> <fingerprint>.
> Please contact your system administrator.
> Add correct host key in /home/zdohnal/.ssh/known_hosts to get rid of
> this message.
> Offending RSA key in /home/zdohnal/.ssh/known_hosts:2
> Host key for pkgs.fedoraproject.org has changed and you have requested
> strict checking.
> Host key verification failed.
> fatal: Could not read from remote repository.
>
> Please make sure you have the correct access rights
> and the repository exists.
>
> ===========================================================================================
>
> 2. when I try to update my Fedora 42, there are many checksum mismatches:
>
> ===========================================================================================
>
> $ sudo dnf -y upgrade --refresh
> ...
>   Fedora 42 - x86_64 - Updates 66% [============      ] |  46.5 KiB/s |
> 184.2 KiB |  00m01s
>   Fedora 42 - x86_64 - Updates 66% [============      ] |  46.5 KiB/s |
> 184.4 KiB |  00m01s
>  >>> Downloading successful, but checksum doesn't match. Calculated:
> 98f903f88c9483cd64474dd2b1648a1e2f211321cebdd80c2f917436604acc41373fac16c2e1aa4b8d44c2b2e42c8f8c9a14cec7b2cca897f0a1e06dcabe23bb(sha512)
> 98f903f
>
> ===========================================================================================
>
> and so on, but only for Updates repo.
>
> I saw there is infra issue about this -
> https://pagure.io/fedora-infrastructure/issue/12620 - but I would like
> to consult this here beforehand, so I wouldn't spam the ticket.
>
> The latter problem looks like a post-move problem to me, which will get
> solved outside of the machine, but the former maybe it is expected from
> packagers to change?
>
> If there are actually some steps packagers have to take after move, it
> would be great if it was announced beforehand (if it is known beforehand
> it will have to be done) or after all post-movement work is done.
>
> Thank you in advance!
>
>
>
> Zdenek
>
>
> --
> Zdenek Dohnal
> Senior Software Engineer
> Red Hat, BRQ-TPBC
>
> --
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