cmake: pass repository path to git when doing git describe

Fixes getting IDF version in out-of-tree builds

diff --git a/tools/cmake/third_party/GetGitRevisionDescription.cmake b/tools/cmake/third_party/GetGitRevisionDescription.cmake
index 6c711bbd49b60225680a01304d955297559d2053..70aaedd7062495832cf0040d5729baa8de5cbec2 100644 (file)
--- 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}