ocamlPackages.easy-format: switch to fetchFromGitHub

pkgs/development/ocaml-modules/easy-format/default.nix

@@ -1,15 +1,15 @@
-{ lib, stdenv, fetchzip, ocaml, findlib }:
-let
+{ lib, stdenv, fetchFromGitHub, ocaml, findlib }:
+
+stdenv.mkDerivation rec {
+
   pname = "easy-format";
   version = "1.2.0";
-in
-stdenv.mkDerivation {
-
-  name = "${pname}-${version}";
 
-  src = fetchzip {
-    url = "https://github.com/mjambon/${pname}/archive/v${version}.tar.gz";
-    sha256 = "00ga7mrlycjc99gzp3bgx6iwhf7i6j8856f8xzrf1yas7zwzgzm9";
+  src = fetchFromGitHub {
+    owner = "mjambon";
+    repo = "easy-format";
+    rev = "v${version}";
+    sha256 = "sha256-qf73+T9a+eDy78iZgpA08TjIo+lvjftfSkwyT3M96gE=";
   };
 
   nativeBuildInputs = [ ocaml findlib ];
@@ -22,7 +22,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "A high-level and functional interface to the Format module of the OCaml standard library";
-    homepage = "https://github.com/ocaml-community/${pname}";
+    homepage = "https://github.com/ocaml-community/easy-format";
     license = licenses.bsd3;
     maintainers = [ maintainers.vbgl ];
   };