From 59d590ff48f39c07694767c924131a4bc115969d Mon Sep 17 00:00:00 2001
From: Ivan Grokhotkov <ivan@espressif.com>
Date: Thu, 20 Sep 2018 16:17:35 +0800
Subject: [PATCH] cmake: pass repository path to git when doing git describe

Fixes getting IDF version in out-of-tree builds
---
 tools/cmake/third_party/GetGitRevisionDescription.cmake | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tools/cmake/third_party/GetGitRevisionDescription.cmake b/tools/cmake/third_party/GetGitRevisionDescription.cmake
index 6c711bbd4..70aaedd70 100644
--- a/tools/cmake/third_party/GetGitRevisionDescription.cmake
+++ b/tools/cmake/third_party/GetGitRevisionDescription.cmake
@@ -109,6 +109,8 @@ function(git_describe _var _repo_dir)
 
 	execute_process(COMMAND
 		"${GIT_EXECUTABLE}"
+		"-C"
+		${_repo_dir}
 		describe
 		${hash}
 		${ARGN}