從網站上下載的腳本，腳本如下FROM scratchMAINTAINER The CentOS Project <[email protected]>ADD c68-docker.tar.xz /LABEL name="CentOS Base Image" \vendor="CentOS" \license="GPLv2" \build-date="2016-06-02"# Default commandCMD ["/bin/bash"]https://github.com/CentOS/sig-cloud-instance-images/blob/f32666d2af356ed6835942ed753a4970e18bca94/docker/Dockerfile 復制到一個Dockerfile文件中然后執行 docker build -t sssss/ecs6.8執行到第三步時提示lastat c68-docker.tar.xz:no such file or directorydocker 版本信息如下：操作系統版本：centos 7