diff --git a/common/.commonfiles.sha b/common/.commonfiles.sha
index 15580d34be3..2db8b0eb570 100644
--- a/common/.commonfiles.sha
+++ b/common/.commonfiles.sha
@@ -1 +1 @@
-db3352f9c99152f45a63102feefddb5b89262025
+d30e9b9cf226389e312311ae73ac549c48600a26
diff --git a/common/scripts/report_build_info.sh b/common/scripts/report_build_info.sh
index 995228183e2..35af355d812 100755
--- a/common/scripts/report_build_info.sh
+++ b/common/scripts/report_build_info.sh
@@ -22,7 +22,7 @@
 #   limitations under the License.
 
 if BUILD_GIT_REVISION=$(git rev-parse HEAD 2> /dev/null); then
-  if [[ -n "$(git status --porcelain 2>/dev/null)" ]]; then
+  if [[ -z "${IGNORE_DIRTY_TREE}" ]] && [[ -n "$(git status --porcelain 2>/dev/null)" ]]; then
     BUILD_GIT_REVISION=${BUILD_GIT_REVISION}"-dirty"
   fi
 else
@@ -30,9 +30,8 @@ else
 fi
 
 # Check for local changes
-if git diff-index --quiet HEAD --; then
-  tree_status="Clean"
-else
+tree_status="Clean"
+if [[ -z "${IGNORE_DIRTY_TREE}" ]] && ! git diff-index --quiet HEAD --; then
   tree_status="Modified"
 fi