$ docker run -d mysecret /bin/true
28cde380f0195b24b33e19e132e81a4f58d2f055a42fa8406e755b2ef283630f
$ docker export 28cde380f | docker import - mysecret
$ docker history mysecret
IMAGE             CREATED         CREATED BY  SIZE
fdbeae08751b  13 seconds ago              85.01 MB
