The most common and most likely answer to this crossword clue is the 6 letter word CROCKS
I've seen this crossword clue in The Daily Telegraph
C
R
O
C
K
S
More clues leading to the result CROCKS
Buddy explains!

The straight part
We know that "Decrepit folk/pots" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case decrepit folk/pots = crocks.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does CROCKS mean?
CROCKS noun- A stoneware or earthenware jar or storage container.
- A piece of broken pottery, a shard.
- A person who is physically limited by age, illness or injury.
- An old or broken-down vehicle (and formerly a horse or ewe).
- Silly talk, a foolish belief, a poor excuse, nonsense.
- A low stool.
- A patient who is difficult to treat, especially one who complains of a minor or imagined illness.