Reproducable repo

create_reproducable_repo.sh

#!/bin/bash
set -eu
git init "$1"
export GIT_AUTHOR_DATE='2000-01-01 00:00:00 +0000'
export GIT_AUTHOR_NAME='a'
export GIT_AUTHOR_EMAIL='a'
export GIT_COMMITTER_DATE="${GIT_AUTHOR_DATE}"
export GIT_COMMITTER_NAME="${GIT_AUTHOR_NAME}"
export GIT_COMMITTER_EMAIL="${GIT_AUTHOR_EMAIL}"
git -C "$1" commit --allow-empty -m "Initial commit" -m "Randomly constructed message:
16fc7-1-46341529"
git -C "$1" show