From 793e77d4e2b14dfa1cb914b4604031defd5ce0ab Mon Sep 17 00:00:00 2001
From: Johan Thomsen <jth@dbc.dk>
Date: Thu, 18 Feb 2021 09:51:41 +0100
Subject: [PATCH] dockertools: sort tar-members by name for reproducibility

---
 pkgs/build-support/docker/default.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/build-support/docker/default.nix b/pkgs/build-support/docker/default.nix
index 0c9d4f110ad..c4e266d6c5d 100644
--- a/pkgs/build-support/docker/default.nix
+++ b/pkgs/build-support/docker/default.nix
@@ -770,6 +770,7 @@ rec {
           mkdir $out
 
           tar \
+            --sort name \
             --owner 0 --group 0 --mtime "@$SOURCE_DATE_EPOCH" \
             --hard-dereference \
             -C old_out \