#!/bin/bash

current_branch=$(git rev-parse --abbrev-ref HEAD)
git_workdir=$(git rev-parse --show-toplevel)

echo -n "CHECK master branch: "
if [[ "$current_branch" != "master" ]]; then
  echo "BAD branch $current_branch"
  exit 1
fi
echo "OK"

echo -n "CHECK root workdir: "
if [[ "$git_workdir" != "$PWD" ]]; then
  echo "BAD"
  exit 2
fi
echo "OK"

echo -n "CHECK uncommited files: "
if ! git diff-index --quiet HEAD --; then
  echo "BAD"
  exit 3
fi
echo "OK"

echo
echo "git fetch -p origin"
git fetch
echo "git reset --hard origin/master"
git reset --hard origin/master