There is a detailed information about this image available in its README.
Feel free to either pull the container image from Docker Hub:
$ docker pull candidate-registry.fedoraproject.org/f26/tools:latest
or build it yourself (you need to clone this repository first):
$ make build
The preferred way to run the container is via atomic
command:
$ atomic run candidate-registry.fedoraproject.org/f26/tools:latest