CI: get git describe from annotated tags:

we should only parse IDF version from annotated tags

tools/ci/check_idf_version.sh

@@ -33,7 +33,7 @@ cmake_ver_minor=$(get_ver_from_cmake IDF_VERSION_MINOR)
 cmake_ver_patch=$(get_ver_from_cmake IDF_VERSION_PATCH)
 version_from_cmake="${cmake_ver_major}.${cmake_ver_minor}.${cmake_ver_patch}"
 
-git_desc=$(git describe --tags)
+git_desc=$(git describe)
 git_desc_regex="^v([0-9]+)\.([0-9]+)(\.([0-9]+))?.*$"
 if [[ ! ${git_desc} =~ ${git_desc_regex} ]]; then
     echo "Could not determine the version from 'git describe' output: ${git_desc}"

tools/ci/checkout_project_ref.py

@@ -35,7 +35,7 @@ def target_branch_candidates(proj_name):
         pass
     # branch name read from IDF
     try:
-        git_describe = subprocess.check_output(["git", "describe", "--tags", "HEAD"])
+        git_describe = subprocess.check_output(["git", "describe", "HEAD"])
         match = IDF_GIT_DESCRIBE_PATTERN.search(git_describe.decode())
         if match:
             major_revision = match.group(1)