Selectively bulk delete git stash files.

gitDeleteMultiStash.sh

#!/bin/bash
if [ ! -d ".git" ]; then
  echo "Not a git Directory"
  exit 1
fi

function getStashesToRemove {
    git stash list | while read -r line;
    do 
        read -p "remove branch: $line (y/N)?" answer </dev/tty;
        case "$answer" in y|Y)
            echo "$line";
        esac;
    done
}

REFS=($(getStashesToRemove | cut -d ':' -f 1))

for (( idx=${#REFS[@]}-1 ; idx>=0 ; idx-- )) ; do
    echo "Removing ${REFS[idx]}"
    git stash drop "${REFS[idx]}"
done