From 9ff91371d040941c347b95dc7ea081a9c6aa4d0e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Benno=20F=C3=BCnfst=C3=BCck?= <benno.fuenfstueck@gmail.com>
Date: Wed, 15 Jun 2016 22:54:35 +0200
Subject: [PATCH] nix-prefetch-git: fix bash evaluation order dependency

---
 pkgs/build-support/fetchgit/nix-prefetch-git | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/build-support/fetchgit/nix-prefetch-git b/pkgs/build-support/fetchgit/nix-prefetch-git
index a15c1850d822..9b330d821f85 100755
--- a/pkgs/build-support/fetchgit/nix-prefetch-git
+++ b/pkgs/build-support/fetchgit/nix-prefetch-git
@@ -68,7 +68,7 @@ for arg; do
             --builder) builder=true;;
             --help) usage; exit;;
             *)
-                argi=$((argi++))
+                : $((++argi))
                 case $argi in
                     1) url=$arg;;
                     2) rev=$arg;;