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Re: Usability issue: "Your branch is up to date"

From
BOBram van Oosterhout <adriaanbram0712@gmail.com>
Date
Feb 5, 2025, 03:55 UTC
Message-ID
<CAMoUM6JfUGM2RGS_QtTS2XLF89iTt9L-8oOz6h4oWFMc+QMcDg@mail.gmail.com>
In-Reply-To
<CALnO6CB2TjwRWr0=c2nWY5DnwLeqXiaA5fCiEeF85zivmLggjA@mail.gmail.com>
On Tue, Feb 4, 2025 at 1:08 PM D. Ben Knoble <ben.knoble@gmail.com> wrote:
Show 39 quoted lines
>
> On Mon, Feb 3, 2025 at 7:28 PM Bram van Oosterhout
> <adriaanbram0712@gmail.com> wrote:
> >
> > Ahhhh, this thread explains my confusion when, even though git locally
> > tells me my branch is "up to date", a fetch demonstrates the branch is
> > not up to date.
> >
> > Which begs the question: Why does git say: "Your branch is up to date
> > ..." if at best it can say: "Your
> > branch MIGHT BE up to date with ..."?
>
>
> Well, the branch _is_ up to date with your remote-tracking branch [1]
> origin/main; that doesn't mean the tracking branch is up-to-date with
> the repository origin's branch main!
>
> I find it helpful to break the notion for newcomers early on that
> origin/main somehow is "equal to" the repository named by origin's
> main branch. Git (mostly) only communicates with remote repos when you
> fetch, push, or, pull—in other words (and this bit may be more for
> Manuel), try to reinforce that things Git knows locally are only local
> and not inherently tied to other repositories. Learning this
> distributed lesson proves hard in my experience but explains a lot
> about the reality of how Git operates.
>
> Exceptions to the "remote communication" rule I can think of that
> probably don't need to clutter things for beginners:
> - git-maintenance has pre-fetching as a default task
> - git ls-remote lists remote refs by communicating with the remote
>
> > I have learned not to rely on the message and come to expect
> > (sometimes nasty) surprises when I return to a project after a few
> > months,
> >
> > Bram
>
> And thus `git fetch [--all]` because a part of your typical workflow,
> or something like `git pull --rebase [origin [main]]` before pushing.
Thanks all for the education.

I have always read the message "Your branch is up to date with 'origin/main'." as "Your branch is up to date with _main_ at _origin_", with _origin_ being the remote repo.

I now understand it says: Your branch is up to date _according to_ the information available at .git/refs/remotes/origin/main. Since that is a local file , I can reasonably expect the info to be stale when I return to my repo after 6 months and I should do a git fetch to assess the situation

Thanks again. Bram
Show 5 quoted lines
>
> [1]: https://git-scm.com/docs/gitglossary#Documentation/gitglossary.txt-aiddefremotetrackingbrancharemote-trackingbranch
>
> --
> D. Ben Knoble
Previous: Manuel QuiñonesNext: Manuel Quiñones
Message 7 of 14 in “Usability issue: "Your branch is up to date"”
  1. Manuel QuiñonesFeb 3, 2025
  2. Junio C HamanoFeb 3, 2025
  3. Junio C HamanoFeb 4, 2025
  4. Bram van OosterhoutFeb 4, 2025
  5. D. Ben KnobleFeb 4, 2025
  6. Manuel QuiñonesFeb 4, 2025
  7. Bram van OosterhoutFeb 5, 2025
  8. Manuel QuiñonesFeb 4, 2025
  9. Junio C HamanoFeb 4, 2025
  10. Patrick SteinhardtFeb 5, 2025
  11. Junio C HamanoFeb 5, 2025
  12. Patrick SteinhardtFeb 6, 2025
  13. Karthik NayakFeb 7, 2025
  14. Fwd: Usability issue: "Your branch is up to date"Bram van Oosterhout, Feb 4, 2025

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