-echo "Download go $version"
-curl -L "https://go.dev/dl/go$version.linux-amd64.tar.gz" | sudo tar -C /usr/local -zxf -
+# Remove existing Go installation
+sudo rm -fr /usr/local/go
+
+echo "Download go $desired_version"
+curl -L "https://go.dev/dl/go$desired_version.linux-amd64.tar.gz" | sudo tar -C /usr/local -zxf -