From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jonathan Nieder <jrnieder@gmail.com>
Subject: Re: Why there is no pre-checkout hook?
Date: Fri, 15 Oct 2010 03:30:22 -0500
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To: =?utf-8?B?w5NzY2Fy?= Fuentes <ofv@wanadoo.es>
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=C3=93scar Fuentes wrote:

> [Subject: Why there is no pre-checkout hook?]

Because you can use your script in place of "git checkout".

Or: because no one's come up with a compelling use case for
one.

Or: because no one implemented it and demonstrated how to
use it yet.

Take your pick. :)