gistfile1.txt

#!/bin/bash

# = USAGE
#  git submodule reset

function submodule_paths {
  ref=$(git ls-files --error-unmatch --stage -- . | grep "^160000" | awk '{print $4}' | uniq)
  echo "${ref}"
}

function reset_submodule {
  git add $1
  git reset HEAD $1
}

for path in $(submodule_paths)
do
    reset_submodule $path 
done