From: Junio C Hamano <gitster@pobox.com>
Date: Thu, 06 Oct 2022 18:45:38 GMT
Subject: Re: Idea: Git Bundle V3 capability @HEAD=ref/heads/<name>
Message-ID: <xmqq7d1clrjh.fsf@gitster.g>
In-Reply-To: <037901f1-1649-1485-a853-9783b9d43b31@iee.email>

Philip Oakley <philipoakley@iee.email> writes:

> In brian's recent work on V3 bundles [1, et al] I spotted a potential
> idea for resolving the long standing problem that the bundle code may
> need to guess at which ref HEAD was pointed [2, et al] at when there
> were two branches that pointed at the same HEAD oid.
>
> The basic idea is to utilise the new 'capabilities' field to pass the
> particular ref that is HEAD using a 'HEAD' capability
> i.e. sending the capability    @HEAD=ref/heads/<name>

Whatever you do, I think it should model what the protocol between
"git fetch" and "git upload-pack" use to convey where the symbolic
refs point at.