How to reinstall / delete

[chivarpilones]

::: Change directory to webui folder
::: Installing the WEB UI
::: Cloning Kupiki Admin Frontend
fatal: destination path 'Kupiki-Hotspot-Admin-Frontend' already exists and is not an empty directory.
:::
::: Something went wrong with the last command. Please check the log file
:::

display_message "Cloning Kupiki Admin Frontend"
cd $HOME && rm -rf
git clone $FRONTEND_URL
check_returned_code $?

how to delete the said directory? I could not find the install path of $HOME, and the freeradius.service alwasy fails after running the script always bad setting