build/build-clang/skip-stage-1.json

   1 {
   2     "skip_stages": "1",
   3     "cc": "{MOZ_FETCHES_DIR}/clang/bin/clang",
   4     "cxx": "{MOZ_FETCHES_DIR}/clang/bin/clang++",
   5     "as": "{MOZ_FETCHES_DIR}/clang/bin/clang"
   6 }