Merge multiple subfolders

::find all "/needle/"'s under /source/, and merge in /target/clean/needle
@echo off
PUSHD %CD%
SET "needle=home"
SET "source=%CD%"
SET "target=%CD%\clean\%needle%"
FOR /d /r "%source%" %%G IN (*%needle%*) DO (
    ::/E = subfolders, including empty
    ::/NDL = no directory listing. Just summary, pls.
    ROBOCOPY /E /NDL "%%G" "%target%"
)
POPD
PAUSE