From: Ralf Jung <post@ralfj.de>
Date: Sun, 10 Mar 2019 19:29:45 +0000 (+0100)
Subject: read_ref doe not need to mutate
X-Git-Url: https://git.ralfj.de/web.git/commitdiff_plain/1d494df45355a7d20ed35e71848b776c9d279210?hp=1d494df45355a7d20ed35e71848b776c9d279210

read_ref doe not need to mutate

thanks to @amosonn!
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