Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
# RUN: rm -rf %t/UserFoo && mkdir -p %t/UserFoo/FooDocs # RUN: touch %t/UserFoo/user.txt %t/UserFoo/FooDocs/doc.txt # RUN: pushd %t/UserFoo # RUN: pushd FooDocs # RUN: cat doc.txt # RUN: popd # RUN: cat user.txt # RUN: popd