chez-mit: switch to fetchFromGitHub

pkgs/development/chez-modules/chez-mit/default.nix

···
-{ stdenv, lib, fetchgit, chez, chez-srfi }:
+{ stdenv, lib, fetchFromGitHub, chez, chez-srfi }:
 
-stdenv.mkDerivation {
+stdenv.mkDerivation rec {
   pname = "chez-mit";
-  version = "1.0";
+  version = "0.1";
 
-  src = fetchgit {
-    url = "https://github.com/fedeinthemix/chez-mit.git";
-    rev = "68f3d7562e77f694847dc74dabb5ecbd106cd6be";
-    sha256 = "0c7i3b6i90xk96nmxn1pc9272a4yal4v40dm1a4ybdi87x53zkk0";
+  src = fetchFromGitHub {
+    owner = "fedeinthemix";
+    repo = "chez-mit";
+    rev = "v${version}";
+    sha256 = "sha256-YM4/Sj8otuWJCrUBsglVnihxRGI32F6tSbODFM0a8TA=";
   };
 
   buildInputs = [ chez chez-srfi ];