$ docker buildx bake https://github.com/docker/buildx.git --print
#0 building with "default" instance using docker driver

#1 [internal] load remote bake definitions
#1 reading docker-bake.hcl done
#1 DONE 1.0s

#2 [internal] load git source https://github.com/docker/buildx.git
#2 0.553 ref: refs/heads/master HEAD
#2 0.553 05b88216251d20597e6a457f0d454dbbeb8d03eb       HEAD
#2 1.014 05b88216251d20597e6a457f0d454dbbeb8d03eb       refs/heads/master
#2 CACHED
{
  "group": {
    "default": {
      "targets": [
        "binaries"
      ]
    }
  },
  "target": {
    "binaries": {
      "context": "https://github.com/docker/buildx.git",
      "dockerfile": "Dockerfile",
      "args": {
        "BUILDKIT_CONTEXT_KEEP_GIT_DIR": "1"
      },
      "target": "binaries",
      "platforms": [
        "local"
      ],
      "output": [
        "./bin/build"
      ]
    }
  }
}