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References: <jwvwnwqrqwd.fsf-monnier+gmane.comp.version-control.git@gnu.org> <CAEE75_1fnvzOid-xfNOtd0eZfh_y8QizfLGAP_ceOeTQdJy2tg@mail.gmail.com>
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From:   Elijah Newren <newren@gmail.com>
Date:   Wed, 6 Jan 2021 11:48:27 -0800
Message-ID: <CABPp-BHzPkZu=s=ssmcW=jxg3bOmbL2CkbiQn6N7-Dor8H0BaA@mail.gmail.com>
Subject: Re: New orphan worktree?
To:     Jim Hill <gjthill@gmail.com>
Cc:     Stefan Monnier <monnier@iro.umontreal.ca>,
        Git List <git@vger.kernel.org>
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On Wed, Jan 6, 2021 at 9:05 AM Jim Hill <gjthill@gmail.com> wrote:
>
> On Wed, Jan 6, 2021 at 8:18 AM Stefan Monnier <monnier@iro.umontreal.ca> wrote:
> > create a new orphan branch with a new matching worktree
>
> There's a much shorter sequence
>
>     git worktree add -b new new $(git commit-tree `git mktree <&-` <&-)
>     rm .git/refs/heads/new

The rm command presumes the file-backend for refs.  That might not
work in the future with reftable.