Git pre-push hook to prevent you from accidentally pushing to important branches.

pre_push_guard.sh

#!/bin/bash

# This script can be used as a git pre-push hook to guard against accidentally
# pushing to remote branches that may have special meaning and trigger other
# behavior. If you try to push to one of these branches, you will be prompted
# to confirm that is what you really meant to do.

set -o errexit
# set -o xtrace

# List of protected branches that you must confirm before pushing to.
protected_branches='master release deploy sprint staging'

current_branch=$(git symbolic-ref HEAD | sed -e 's,.*/\(.*\),\1,')

if [[ " ${protected_branches} " = *" ${current_branch} "* ]]
then
    echo -en "\033[31mYou're about to commit or push to ${current_branch}, is that what you intended? [y|N] \033[0m"
    echo -en "\033[1m"
    read -r < /dev/tty
    echo -en "\033[0m"

    echo
    if echo $REPLY | grep -E '^[Yy]$' > /dev/null
    then
        exit 0 # push will execute
    fi
    echo -e "\033[31m\033[1mPush aborted\033[0m"
    exit 1 # push will not execute
else
    exit 0 # push will execute
fi