Installing Google Account on i9500 on leaked 5.0.1
Follow the below procedure:


Download the ROM 
Download GApps package for Lollipop
Download SuperSU
Put the zip files on your SDCard
Reboot in Recovery
Wipe Data / Factory Reset
Select "Install zip from SDCard"
Choose ROM zip file
Choose GApps zip file
Choose SuperSU zip file
Reboot system


You need customized google apps package.

Courtesy:
http://forum.xda-developers.com/galaxy-s4/i9505-orig-develop/rom-cyanogenmod-12-t2943934