rm -f "$HOME/stderr" "$HOME/invalid" &&
echo "UTF-8 overlong" >F &&
printf "\340\202\251ommit message\n\nThis is not a space:\300\240\n" \
rm -f "$HOME/stderr" "$HOME/invalid" &&
echo "UTF-8 overlong" >F &&
printf "\340\202\251ommit message\n\nThis is not a space:\300\240\n" \