What does the cryptic crossword clue "Crikey! Covers of Marley track turned up (2,3)" mean?

The wordplay uses a reversal. MY (synonym="‘covers of M arle Y ‘") + GOD (synonym="GOD") = MYGOD The answer is MYGOD.

Crikey! Covers of Marley track turned up (2,3)

Guardian Cryptic #29401 | 22 Down | 2024-06-05 flower