From: Junio C Hamano <gitster@pobox.com>
Date: Tue, 29 Jul 2025 16:07:55 GMT
Subject: Re: [PATCH v3 4/9] builtin/reflog: implement subcommand to write new entries
Message-ID: <xmqqtt2vou90.fsf@gitster.g>
In-Reply-To: <20250729-pks-reflog-append-v3-4-9614d310f073@pks.im>

Patrick Steinhardt <ps@pks.im> writes:

> +	ref = argv[0];
> +	if (!is_root_ref(ref) && check_refname_format(ref, 0))
> +		die(_("invalid reference name: %s"), ref);

The "root ref" check is new in this iteration, and it makes perfect
sense.

We are not passing REFNAME_ALLOW_ONELEVEL flag, so we explicitly
allow things like HEAD (but exclude things like FETCH_HEAD).