Docker

1. Create a Dockerfile

Dockerfile

# syntax=docker/dockerfile:experimental
FROM ubuntu:18.04
MAINTAINER anon <cloud@futuremobile.net>
RUN apt-get update
RUN apt-get install -y git
RUN echo "StrictHostKeyChecking no" >> /etc/ssh/ssh_config
RUN --mount=type=ssh git clone git@github.com:XYZ && cd XYZ && touch hello && git add hello && git commit -s -m "Push a file from inside of a container" && git push
WORKDIR /tmp
CMD ["echo hello world"]

2. Type below command to create a docker image

Build a docker image

$ DOCKER_BUILDKIT=1 docker build . -t hello:0.1 —ssh default