Re: [PATCH v2 0/3] refs/reftable: fix on-disk representation of reflog timezones

> Hi,
>
> it was reported [1] that the way we store reflog timezones with the
> reftable format has a mismatch with the reftable specification. While
> the spec says that reftables should be stored as a signed offset in
> minutes, we store them in the "[+-]HHMM" format that we typically use in
> commit headers, for example.
>
> This patch series fixes this bug by making our on-disk representation
> match the specification. This will of course make us reinterpret old
> reftables. But ultimately, the fallout caused by this change is somewhat
> limited as we only ever use reflog timezones for display purposes. So
> yes, we'll display a wrong timezone. But it's not used as part of any
> kind of computations.
>
> The series is built on top of v2.56.0.
>
> Changes in v2:
>   - Improve readability of one of the converted sites that now use
>     `minutes_to_tz()`.
>   - Improve test coverage.
>   - Link to v1: https://patch.msgid.link/20260929-pks-reftables-fix-timezone-format-v1-0-3df105a95ed1@pks.im
>