1 files changed, 9 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/tools/misc/findutils/default.nix b/nixpkgs/pkgs/tools/misc/findutils/default.nix
index 1b69b80be70..84dd187e1fc 100644
--- a/nixpkgs/pkgs/tools/misc/findutils/default.nix
+++ b/nixpkgs/pkgs/tools/misc/findutils/default.nix
@@ -2,6 +2,11 @@
 , coreutils
 }:
 
+# Note: this package is used for bootstrapping fetchurl, and thus
+# cannot use fetchpatch! All mutable patches (generated by GitHub or
+# cgit) that are needed here should be included directly in Nixpkgs as
+# files.
+
 stdenv.mkDerivation rec {
   pname = "findutils";
   version = "4.7.0";
@@ -11,6 +16,10 @@ stdenv.mkDerivation rec {
     sha256 = "16kqz9yz98dasmj70jwf5py7jk558w96w0vgp3zf9xsqk3gzpzn5";
   };
 
+  postPatch = ''
+    substituteInPlace xargs/xargs.c --replace 'char default_cmd[] = "echo";' 'char default_cmd[] = "${coreutils}/bin/echo";'
+  '';
+
   patches = [
     ./no-install-statedir.patch
   ];