From 6fd5756e496487882fa0370792f458834b2d080d Mon Sep 17 00:00:00 2001
From: Felix Buehler <account@buehler.rocks>
Date: Sat, 30 Oct 2021 16:57:53 +0200
Subject: [PATCH] ocamlPackages.variantslib: switch to fetchFromGitHub

---
 pkgs/development/ocaml-modules/variantslib/default.nix | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/pkgs/development/ocaml-modules/variantslib/default.nix b/pkgs/development/ocaml-modules/variantslib/default.nix
index f39336a84231..aaddda3c11bc 100644
--- a/pkgs/development/ocaml-modules/variantslib/default.nix
+++ b/pkgs/development/ocaml-modules/variantslib/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildOcaml, ocaml, fetchurl, type_conv }:
+{ lib, buildOcaml, ocaml, fetchFromGitHub, type_conv }:
 
 if lib.versionAtLeast ocaml.version "4.06"
 then throw "variantslib-109.15.03 is not available for OCaml ${ocaml.version}"
@@ -10,9 +10,11 @@ buildOcaml rec {
 
   minimumSupportedOcamlVersion = "4.00";
 
-  src = fetchurl {
-    url = "https://github.com/janestreet/variantslib/archive/${version}.tar.gz";
-    sha256 = "a948dcdd4ca54786fe0646386b6e37a9db03bf276c6557ea374d82740bf18055";
+  src = fetchFromGitHub {
+    owner = "janestreet";
+    repo = "variantslib";
+    rev = version;
+    sha256 = "sha256-pz3i3od2CqKSrm7uTQ2jdidFFwx7m7g1QuG4UdLk01k=";
   };
 
   propagatedBuildInputs = [ type_conv ];