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From:   Junio C Hamano <gitster@pobox.com>
To:     Jeff King <peff@peff.net>
Cc:     Taylor Blau <me@ttaylorr.com>,
        Matt McCutchen <matt@mattmccutchen.net>, git@vger.kernel.org
Subject: Re: Renaming the "master" branch without breaking existing clones
References: <ec960483f5008e9948271c678d51876920ab62c9.camel@mattmccutchen.net>
        <20200803160051.GA50799@syl.lan>
        <20200803194006.GA2715275@coredump.intra.peff.net>
Date:   Mon, 03 Aug 2020 13:40:54 -0700
In-Reply-To: <20200803194006.GA2715275@coredump.intra.peff.net> (Jeff King's
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Jeff King <peff@peff.net> writes:

> The real trick is that you can't create or update symbolic refs on the
> server side using a client. So this would have to be something that
> hosting providers allow (and there might be some security implications;
> I'm not sure what happens if you create a loop in the symref
> resolution).

Another is that the old name must be declared forever banned if we
use symbolic refs for this.  The mechanism would have fell far short
of helping transitioning from 'pu' to 'seen' for example X-<.