converting all files from us-ascii to utf-8

gistfile1.sh

find path -type f | xargs file --mime-encoding | grep us-ascii | cut -d: -f 1 | while read f; do
  mv $f{,.ascii}
  echo $f
  iconv -f UTF-8 -t US-ASCII $f.ascii > $f
  rm $f.ascii
  # git add $f 
done