From 6b0a689adb72a03f0c63329e504747e38ae4dd7d Mon Sep 17 00:00:00 2001
From: Mike Salvatore <mike.s.salvatore@gmail.com>
Date: Tue, 19 Oct 2021 11:02:50 -0400
Subject: [PATCH] Docker: Fix `git rev-parse` command

Add -C to git command in order
to execute rev-parse outside the repo.
---
 build_scripts/docker/docker.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/build_scripts/docker/docker.sh b/build_scripts/docker/docker.sh
index af719fb0d..519cc54d0 100755
--- a/build_scripts/docker/docker.sh
+++ b/build_scripts/docker/docker.sh
@@ -15,7 +15,7 @@ setup_build_dir() {
 
   copy_entrypoint_to_build_dir "$build_dir"
 
-  build_commit=$(git rev-parse --git-dir "$monkey_repo" --short HEAD)
+  build_commit=$(git -C "$monkey_repo" rev-parse --short HEAD)
 
   copy_monkey_island_to_build_dir "$monkey_repo/monkey" "$build_dir"
   copy_server_config_to_build_dir "$build_dir"
@@ -44,7 +44,7 @@ build_package() {
   if [ -n "$1" ]; then
     version="v$version"
   else
-    version="v$build_commit"
+    version="$build_commit"
   fi
 
   docker_image_name="guardicore/monkey-island:$version"