bug#26274: 26.0.50; completion regression

[Stephen Berman]

On Wed, 29 Mar 2017 21:33:57 +0300 Eli Zaretskii <eliz@gnu.org> wrote:

>> From: Stephen Berman <stephen.berman@gmx.net>
>> Cc: 26274@debbugs.gnu.org, Noam Postavsky <npostavs@users.sourceforge.net>
>> Date: Wed, 29 Mar 2017 20:27:57 +0200
>> 
>> My guess is the first of these, since it's between the bad and good
>> builds; the other two commits are much earlier.  But given the above
>> make failure, I don't know how to build that commit (or the one before
>> it).
>
> You could clone the repository anew, checkout that commit, and then
> build.

On my hardware this is unfortunately very time-consuming.  Is there no
other way?

Steve Berman