clone.sh

#!/bin/bash

# Define variables
REPO_URL="git@github.com:<org>/<repo-name>.git"
PRIVATE_KEY_FILE="<>"
HOST_REPO_PATH="./<local-dir-name>"
DOCKER_IMAGE="ubuntu"
GIT_USER_NAME="<>"
GIT_USER_EMAIL="<>"

# Ensure the host directory exists
mkdir -p "$HOST_REPO_PATH"

# Use a Docker container to clone the repository
sudo docker run --rm -it \
    -v "$HOST_REPO_PATH":/repo \
    -v "$PRIVATE_KEY_FILE":/ssh_private_key.pem \
    $DOCKER_IMAGE /bin/bash -c "
        apt-get update && apt-get install -y openssh-client git;
        mkdir -p /root/.ssh;
        cp /ssh_private_key.pem /root/.ssh/id_rsa;
        chmod 600 /root/.ssh/id_rsa;
        
        # Start the SSH agent and add your key
        eval \$(ssh-agent -s);
        ssh-add /root/.ssh/id_rsa;

        # Add GitHub to known hosts
        ssh-keyscan github.com >> /root/.ssh/known_hosts;

        # Clone the repository
        git clone $REPO_URL /repo;

        # Configure Git to recognize the /repo directory as a safe repository
        git config --global --add safe.directory /repo;
        
        # Configure Git user information
        git config --global user.email '$GIT_USER_EMAIL'
        git config --global user.name '$GIT_USER_NAME'

        # Change directory to /repo
        cd /repo;

        # Keep the container running with an interactive shell
        exec bash;
    "