$ @span .sh-fn {-touch} foo bar
$ @span .sh-fn {-ls} | @span .sh-fn {-mmv} -i sha1sum
$ @span .sh-fn {-ls} | @span .sh-fn {-mmv} awk @span .sh-str {-'{ print $1 \}'}
$ @span .sh-fn {-ls}
e242ed3bffccdf271b7fbaf34ed72d089537b42f
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15