message: [codebuild] deal with download failed
  Closes:
diff: @@ -124,7 +124,12 @@ while true; do
  for (( i=0; i < ${#BUILD_PROJECTS[@]}; i++ ));
  do
  get_build_status ${BUILD_IDS[$i]}
  - if [[ ${DOWNLOAD_SOURCE_STATUS} == "FAILED" ]] || [[ $BUILD_STATUS == "TIMED_OUT" ]]; then
  + if [[ ${DOWNLOAD_SOURCE_STATUS} == "FAILED" ]]; then
  + echo "${BUILD_PROJECTS[$i]} download source failed"
  + exit ${NON_RETRY_EXIT_CODE}
  + fi
  + if [[ $BUILD_STATUS == "TIMED_OUT" ]]; then
  + echo "${BUILD_PROJECTS[$i]} build timed out"
  exit ${RETRYABLE_EXIT_CODE}
  fi
  if [[ $? -gt 0 ]] || [[ ${BUILD_STATUS} == "" ]]; then
  