gistfile1.sh

#!/bin/bash
oldrev=$(git rev-parse $1)
newrev=$(git rev-parse $2)
refname="$3"
case "$refname","$rev_type" in
  refs/tags/*,tag)
    # annotated tag
    refname_type="annotated tag"
    function="atag"
    short_refname=${refname##refs/tags/}
    # change recipients
    if [ -n "$announcerecipients" ]; then
      recipients="$announcerecipients"
    fi
  ;;