message: CLI flag to skip fetching dependencies
  Summary: to make local changes to dependencies after the first build
diff: @@ -27,11 +27,13 @@ Usage ${0##*/} [-h|?] [-p PATH] [-i INSTALL_PREFIX]
  -s (optional): Skip installing system package dependencies
  -c (optional): Use ccache
  -z (optional): enable CCP support
  + -f (optional): Skip fetching dependencies (to test local changes)
  -h|? Show this help message
  EOF
  }
  -while getopts ":hp:i:mscz" arg; do
  +FETCH_DEPENDENCIES=true
  +while getopts ":hp:i:msczf" arg; do
  case $arg in
  p)
  BUILD_DIR="${OPTARG}"
  @@ -51,6 +53,9 @@ while getopts ":hp:i:mscz" arg; do
  z)
  MVFST_ENABLE_CCP=true
  ;;
  + f)
  + FETCH_DEPENDENCIES=false
  + ;;
  h | *) # Display help.
  usage
  exit 0
  @@ -226,6 +231,9 @@ function synch_dependency_to_commit() {
  # Utility function to synch a dependency to a specific commit. Takes two arguments:
  # - $1: folder of the dependency's git repository
  # - $2: path to the text file containing the desired commit hash
  + if [ "$FETCH_DEPENDENCIES" = false ] ; then
  + return
  + fi
  DEP_REV=$(sed 's/Subproject commit //' "$2")
  pushd "$1"
  git fetch
  