From 05efb8ed913d5b0eee3736652fb91befc5e04233 Mon Sep 17 00:00:00 2001
From: John Ericson <John.Ericson@Obsidian.Systems>
Date: Mon, 8 Nov 2021 21:38:58 +0000
Subject: [PATCH] build-support/rust/sysroot/src: Use `dont*` instead of phase
 list

Making this separate commit because the original was moved out just the
way it was done before.
---
 pkgs/build-support/rust/sysroot/src.nix | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/pkgs/build-support/rust/sysroot/src.nix b/pkgs/build-support/rust/sysroot/src.nix
index e741326bd0d4..3d11b62dd315 100644
--- a/pkgs/build-support/rust/sysroot/src.nix
+++ b/pkgs/build-support/rust/sysroot/src.nix
@@ -5,7 +5,11 @@
 stdenv.mkDerivation {
   name = "cargo-src";
   preferLocalBuild = true;
-  phases = [ "installPhase" ];
+
+  unpackPhase = "true";
+  dontConfigure = true;
+  dontBuild = true;
+
   installPhase = ''
     export RUSTC_SRC=${rustPlatform.rustLibSrc.override { }}
   ''