From 14848d5db592ca784d28003e9f8abfcd5f8db465 Mon Sep 17 00:00:00 2001
From: Eman Resu <78693624+quatquatt@users.noreply.github.com>
Date: Thu, 21 May 2026 23:46:52 -0400
Subject: [PATCH] fetchurl/boot: use `head foo` instead of `elemAt foo 0`

---
 pkgs/build-support/fetchurl/boot.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/build-support/fetchurl/boot.nix b/pkgs/build-support/fetchurl/boot.nix
index e6c72eccdb31..a04716430153 100644
--- a/pkgs/build-support/fetchurl/boot.nix
+++ b/pkgs/build-support/fetchurl/boot.nix
@@ -53,5 +53,5 @@ import <nix/fetchurl.nix> {
       url_ = handleUrl url;
       m = match "mirror://([a-z]+)/(.*)" url_;
     in
-    if m == null then url_ else head (mirrors.${elemAt m 0}) + (elemAt m 1);
+    if m == null then url_ else head (mirrors.${head m}) + (elemAt m 1);
 }