github.com/containers/podman/v5@v5.1.0-rc1/docs/source/markdown/options/from.md (about)

     1  ####> This option file is used in:
     2  ####>   podman build, farm build
     3  ####> If file is edited, make sure the changes
     4  ####> are applicable to all of those.
     5  #### **--from**
     6  
     7  Overrides the first `FROM` instruction within the Containerfile.  If there are multiple
     8  FROM instructions in a Containerfile, only the first is changed.
     9  
    10  With the remote podman client, not all container transports work as
    11  expected. For example, oci-archive:/x.tar references /x.tar on the remote
    12  machine instead of on the client. When using podman remote clients it is
    13  best to restrict use to *containers-storage*, and *docker:// transports*.