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Re: [PATCH v3 1/2] rebase: skip branch symref aliases

From
Junio C Hamano <gitster@pobox.com>
Date
Jul 29, 2026, 14:26 UTC
Message-ID
<xmqqwludan2m.fsf@gitster.g>
In-Reply-To
<61291144-60da-4e37-83ef-fe09e91c4f51@gmail.com>
Phillip Wood <phillip.wood123@gmail.com> writes:
Show 11 quoted lines
>> But that was about a low level mechanism that must be more lenient
>> to be usable as repair tools to recover from such a broken state,
>> no?
>
> It checks the new value of HEAD, not the old one so I don't think so. 
> The commit message talks about topgit using "git symbolic-ref" to set 
> head outside "refs/heads/" - peff had previously tried to tighten it to 
> reject non-branch refs but that broke topgit. I've just had a quick look 
> at the topgit code and still sets HEAD to point to "refs/top-bases/..." 
> by default[1], although there are plans to start using 
> "refs/heads/{top-bases}/..." instead.

Ah, that name vaguely rings a bell. Is it still in use, and now they prevent us from forbidding funny characters like {} in the refname? Sigh...

> ... It 
> appears topgit's rebase command is built around "git rebase"[2] so I 
> think we need to continue to support rebasing a non-branch HEAD.
Sigh, again, but OK.
Thanks.
Previous: Phillip WoodNext: Phillip Wood
Message 20 of 25 in “rebase: handle --update-refs branch symrefs”
  1. 0/2 rebase: handle --update-refs branch symrefsSon Luong Ngoc via GitGitGadget, May 28, 2026
  2. 1/2 t3404: add failing branch symref testSon Luong Ngoc via GitGitGadget, May 28, 2026
  3. Phillip WoodJun 1, 2026
  4. 2/2 rebase: skip branch symref aliasesSon Luong Ngoc via GitGitGadget, May 28, 2026
  5. Kristoffer HaugsbakkMay 28, 2026
  6. Phillip WoodJun 1, 2026
  7. Junio C HamanoMay 28, 2026
  8. rebase: skip branch symref aliasesSon Luong Ngoc via GitGitGadget, Jun 3, 2026
  9. Phillip WoodJun 4, 2026
  10. Son Luong NgocJul 22, 2026
  11. 0/2 rebase: handle --update-refs branch symrefsSon Luong Ngoc via GitGitGadget, Jul 22, 2026
  12. 1/2 rebase: skip branch symref aliasesSon Luong Ngoc via GitGitGadget, Jul 22, 2026
  13. Phillip WoodJul 23, 2026
  14. Phillip WoodJul 24, 2026
  15. Erik Cervin-EdinJul 25, 2026
  16. Junio C HamanoJul 26, 2026
  17. Phillip WoodJul 28, 2026
  18. Junio C HamanoJul 28, 2026
  19. Phillip WoodJul 29, 2026
  20. Junio C HamanoJul 29, 2026
  21. Phillip WoodJul 30, 2026
  22. Junio C HamanoAug 6, 2026
  23. Phillip WoodAug 7, 2026
  24. 2/2 rebase: guard non-branch symref targetsSon Luong Ngoc via GitGitGadget, Jul 22, 2026
  25. Phillip WoodAug 7, 2026

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