add EXCLUDE_BLOBS- CR-21485 (#72)

Author: eti-codefresh

service.yaml

@@ -1 +1 @@
-version: 10.1.25
+version: 10.1.26

start.sh

@@ -174,6 +174,10 @@ else
   GIT_COMMAND="git_retry git clone $REPO $CLONE_DIR"
 fi
 
+if [ "$EXCLUDE_BLOBS" = "true" ]; then
+  GIT_COMMAND+=" --filter=blob:none"
+fi
+
 # Check if the cloned dir already exists from previous builds
 if [ -d "$CLONE_DIR" ]; then