No sudo echo

src/freedombone-client

   sudo sed -i "s/#   Ciphers.*/   Ciphers $SSH_CIPHERS/g" /etc/ssh/ssh_config
   sudo sed -i "s/#   MACs.*/   MACs $SSH_MACS/g" /etc/ssh/ssh_config
   if ! grep -q "HostKeyAlgorithms" /etc/ssh/ssh_config; then
-      sudo echo "   HostKeyAlgorithms $SSH_HOST_KEY_ALGORITHMS" >> /etc/ssh/ssh_config
+      sudo cp /etc/ssh/ssh_config ~/
+      echo "   HostKeyAlgorithms $SSH_HOST_KEY_ALGORITHMS" >> ~/ssh_config
+      sudo mv ~/ssh_config /etc/ssh/ssh_config
   fi
   sudo sed -i "s/Ciphers.*/Ciphers $SSH_CIPHERS/g" /etc/ssh/ssh_config
   if ! grep -q "Ciphers " /etc/ssh/ssh_config; then
-      sudo echo "   Ciphers $SSH_CIPHERS" >> /etc/ssh/ssh_config
+      sudo cp /etc/ssh/ssh_config ~/
+      echo "   Ciphers $SSH_CIPHERS" >> ~/ssh_config
+      sudo mv ~/ssh_config /etc/ssh/ssh_config
   fi
   sudo sed -i "s/MACs.*/MACs $SSH_MACS/g" /etc/ssh/ssh_config
   if ! grep -q "MACs " /etc/ssh/ssh_config; then
-      sudo echo "   MACs $SSH_MACS" >> /etc/ssh/ssh_config
+      sudo cp /etc/ssh/ssh_config ~/
+      echo "   MACs $SSH_MACS" >> ~/ssh_config
+      sudo mv ~/ssh_config /etc/ssh/ssh_config
   fi
 
   # Create ssh keys