Shels then took the lead through Darragh Gannon three minutes into the second half .
Limerick battled back and forced extra-time thanks to Mark Hoban 's 74th - minute spot - kick .
Shels then took the lead through Darragh Gannon three minutes into the second half but Limerick battled back and forced extra-time thanks to Mark Hoban 's 74th - minute spot - kick .