I will say again pbp will set bit 0 of the i2c device address as required
by running :-
I2CRead SDA, SCL, $D0, 0, [RTCSec, RTCMin, RTCHour, RTCDay, RTCDate, RTCMonth, RTCYear]

it will write 0 to the control address logic of the 1307 and then read 7 bytes
try it !