repo sync error from olympe

[JimmyChung208]

Hi

we using command to get groundsdk code
repo init -u https://github.com/Parrot-Developers/groundsdk-manifest
repo sync

But it show the olympe repository get issue

Fetching: 97% (37/38) pdraw-producterror.GitError: Cannot fetch olympe update-ref: fatal: 65cbf56e242d91c32e8080ff9e7afc7dd761fe19^0: not a valid SHA1

Fetching: 100% (38/38), done in 16.800s
Garbage collecting: 100% (38/38), done in 0.318s
error.GitError: Cannot fetch olympe update-ref: fatal: 65cbf56e242d91c32e8080ff9e7afc7dd761fe19^0: not a valid SHA1

Fetching: 100% (1/1), done in 0.446s
Garbage collecting: 100% (1/1), done in 0.007s

error: Exited sync due to fetch errors.
Local checkouts *not* updated. Resolve network issues & retry.
`repo sync -l` will update some local checkouts.