Developer from XDA ( Mister_Magister ) has managed to port this beautiful OS to Moto G 2nd Generation . Hence there are still many bugs , but he is trying to fix it .
Sailfish OS is different from Android , Apart from Sailfish apps users can also install GNU/Linux and Android Apps too . You will surely enjoy something different on your Devices .
The version Ported for Moto G 2nd Generation is v184.108.40.206 ( Aaslakkajärvi ) .
You can check the XDA post . The Sailfish os for Moto G 2nd Generation hasn't released yet , but will be going to soon to be available in few days .