Re: When should we release Git 3.0?
- From
Michal Suchánek <msuchanek@suse.de>
- Date
- Oct 1, 2025, 16:20 UTC
- Message-ID
- <aN1UtbJRIhgvMmaF@kitsune.suse.cz>
- In-Reply-To
- <aN1QUDzYli0GsGy9@nand.local>
Hello,
On Wed, Oct 01, 2025 at 12:01:20PM -0400, Taylor Blau wrote:
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> On Tue, Sep 30, 2025 at 11:07:42PM +0000, brian m. carlson wrote: > > Almost all of the functionality that we had wanted in Git 3.0 has been > > implemented. The two major things we may want to consider as blockers > > for Git 3.0 are the following: > > > > * The SHA-256 interoperability work is not done yet. My estimate of > > this work is 200–400 patches, of which about 100 are done. If the > > original schedule is maintained, this would require writing up to 75 > > patches and sending in 100 patches per cycle, which is unrealistic > > without additional contributors.
From my very limited point of view as a user the interop is the major planned feature currently missing in git, and I do not see much point without it. Then again I do not know how useful it will be in practice.
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> I need to polish up the notes from the Contributor's Summit and share > them with the list, but my general feeling at the end of the discussion > on the SHA-256 interoperability work was that it wasn't clear whether or > not it should be a blocker for Git 3.0. > > If post-3.0 repositories are using SHA-256, then either their post-Git > 3.0 clients will also use SHA-256, or the pre-3.0 clients (without > interop support) will be unable to interact with them. I don't think > there would be any reason to have a interop-capable client use a SHA-256 > repository in SHA-1 mode.
Flipping the default to sha256 would clearly break some things. I can use sha256 repositories in gitea today (no interop whatsoever) but github rejects them.
Then again cloning a repository uses the correct hash which means if I create the repository on the forge and clone it there is no problem whatsoever regardless of hash used. Whill that break as well?
Thanks
Michal