Re: What's cooking in git.git (May 2024, #12; Tue, 28)

> * ps/undecided-is-not-necessarily-sha1 (2024-05-06) 15 commits
>   (merged to 'next' on 2024-05-08 at 9f8e894685)
>  + repository: stop setting SHA1 as the default object hash
>  + oss-fuzz/commit-graph: set up hash algorithm
>  + builtin/shortlog: don't set up revisions without repo
>  + builtin/diff: explicitly set hash algo when there is no repo
>  + builtin/bundle: abort "verify" early when there is no repository
>  + builtin/blame: don't access potentially unitialized `the_hash_algo`
>  + builtin/rev-parse: allow shortening to more than 40 hex characters
>  + remote-curl: fix parsing of detached SHA256 heads
>  + attr: fix BUG() when parsing attrs outside of repo
>  + attr: don't recompute default attribute source
>  + parse-options-cb: only abbreviate hashes when hash algo is known
>  + path: move `validate_headref()` to its only user
>  + path: harden validation of HEAD with non-standard hashes
>  + Merge branch 'ps/the-index-is-no-more' into ps/undecided-is-not-necessarily-sha1
>  + Merge branch 'jc/no-default-attr-tree-in-bare' into ps/undecided-is-not-necessarily-sha1
>  (this branch is used by jc/undecided-is-not-necessarily-sha1-fix.)
> 
>  Before discovering the repository details, We used to assume SHA-1
>  as the "default" hash function, which has been corrected. Hopefully
>  this will smoke out codepaths that rely on such an unwarranted
>  assumptions.
> 
>  Will cook in 'next', as it has known breakage.
>  source: <cover.1715057362.git.ps@pks.im>