edit ${CHEZMOISOURCEDIR}/dot_bashrc
grep -count=1 '# edited' ${CHEZMOISOURCEDIR}${/}dot_bashrc

chezmoi apply
grep -count=1 '# edited' $HOME${/}.bashrc

edit ${CHEZMOISOURCEDIR}${/}dot_bashrc
grep -count=2 '# edited' ${CHEZMOISOURCEDIR}${/}dot_bashrc

chezmoi forget $HOME${/}.bashrc
! exists ${CHEZMOISOURCEDIR}${/}dot_bashrc

chezmoi apply
grep -count=1 '# edited' $HOME${/}.bashrc

-- home/user/.local/share/chezmoi/dot_bashrc --
# contents of .bashrc
