[git] Assert local HEAD and remote ORIGIN on same commit

compare-local-remote.sh

#!/bin/bash
#
# Asserts that local HEAD and remote ORIGIN are at same commit i.e. avoids a mess
# Based on CodeGnome @ http://stackoverflow.com/a/11181747
#
remote=$(
    git ls-remote -h origin master |
    awk '{print $1}'
)
local=$(git rev-parse HEAD)

printf "Local : %s\nRemote: %s\n" $local $remote

if [[ $local == $remote ]]; then
    echo -e "\033[0;32mCommits match.\033[0m"
else
    echo -e "\033[0;31mCommits don't match.\033[0m"
fi