scripts/release/steps/push-to-git.js/pushGit
async function pushGit({ version }) {
  await execa("git", ["commit", "-am", `Release ${version}`]);
  await execa("git", ["tag", "-a", version, "-m", `Release ${version}`]);
  await execa("git", ["push"]);
  await execa("git", ["push", "--tags"]);
}