exit 1;
fi
TARGET="$(realpath "$1")"
+if [ -d "$TARGET" ]; then
+ mv "$TARGET" "$TARGET.$(date +%F)" || rm -fr "$TARGET"
+fi
rm -fr "$TARGET"
mkdir -p "$TARGET"
curl -sSL ftp://ftp.cs.ru.nl/pub/Clean/builds/linux-x64/clean-bundle-complete-linux-x64-latest.tgz \