treefactor-up refiles something up one step.
It refiles text lines, outline headings and files.
Text goes into Inbox.org, and files go into 0-Inbox/.
Here's a demo gif:
What you just saw:
The directory Users/leo3/Scratch/Demo/Foo contains Origin.org.
Open Origin.org and see the level-four heading titled "object"
treefactor-up the object heading to Inbox.org
treefactor-up object to ../Inbox.org
Verify the heading arrived.