exit code 128 and output permission denied

[jayambe36]

yarn install v1.22.21
[1/4] Resolving packages...
[2/4] Fetching packages...
error Command failed.
Exit code: 128
Command: git
Arguments: ls-remote --tags --heads ssh://git@github.com/react-native-material-design/react-native-material-design-styles.git
Directory: C:\Users\Hp\Desktop\newapi\Client\barcodeapp-client-master
Output:
git@github.com: Permission denied (publickey).
fatal: Could not read from remote repository.

Please make sure you have the correct access rights
and the repository exist