It's got ewe covered (4)
I believe the answer is:
wool
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">it's got ewe covered</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for wool that I've seen before include "Fleece of sheep" , "Ovine product" , "Sheep's yarn" , "Yarn - cloth" , "Fabric made from the hair of sheep" .)