Install

mkdir -p /opt/gitlab/bin
curl -L -o /opt/gitlab/bin/gitlab-runner https://gitlab-runner-downloads.s3.amazonaws.com/latest/binaries/gitlab-runner-linux-amd64
chmod +x /opt/gitlab/bin/gitlab-runner
useradd -m -s /bin/bash gitlab
/opt/gitlab/bin/gitlab-runner install --user=gitlab --working-directory=/home/gitlab
/opt/gitlab/bin/gitlab-runner start
/opt/gitlab/bin/gitlab-runner register xxx

Uninstall

/opt/gitlab/bin/gitlab-runner stop
/opt/gitlab/bin/gitlab-runner uninstall
rm -rf /etc/gitlab-runner/