Failed to list revision list

Hi,

We are facing issues in custom per-receive hook, while trying to fetch revision list it’s saying invalid revision range.

git rev-list 000000000000000000000000000000000000000a…a3ead36257ef77f969f29a63362a4cd632890db9
fatal: Invalid revision range 000000000000000000000000000000000000000a…a3ead36257ef77f969f29a63362a4cd632890db9