ocamlPackages.javalib: switch to fetchFromGitHub

pkgs/development/ocaml-modules/javalib/default.nix

@@ -1,5 +1,11 @@
-{ lib, stdenv, fetchzip, which, ocaml, findlib
-, camlzip, extlib
+{ lib
+, stdenv
+, fetchFromGitHub
+, which
+, ocaml
+, findlib
+, camlzip
+, extlib
 }:
 
 if !lib.versionAtLeast ocaml.version "4.04"
@@ -7,12 +13,14 @@ then throw "javalib is not available for OCaml ${ocaml.version}"
 else
 
 stdenv.mkDerivation rec {
-  name = "ocaml${ocaml.version}-javalib-${version}";
+  pname = "ocaml${ocaml.version}-javalib";
   version = "3.2.1";
 
-  src = fetchzip {
-    url = "https://github.com/javalib-team/javalib/archive/v${version}.tar.gz";
-    sha256 = "1fkdaiiza145yv0r1cm0n2hsrr0rbn6b27vs66njgv405zwn3vbn";
+  src = fetchFromGitHub {
+    owner = "javalib-team";
+    repo = "javalib";
+    rev = "v${version}";
+    sha256 = "sha256-du1h+S+A7CetMXofsYxdGeSsobCgspDB9oUE9WNUbbo=";
   };
 
   buildInputs = [ which ocaml findlib ];
@@ -26,7 +34,7 @@ stdenv.mkDerivation rec {
   configureScript = "./configure.sh";
   dontAddPrefix = "true";
   dontAddStaticConfigureFlags = true;
-  configurePlatforms = [];
+  configurePlatforms = [ ];
 
   propagatedBuildInputs = [ camlzip extlib ];