@Krishnanshu Mishra-We have tried the above scenario using below api-
GET /communications/callRecords/{id}
It is working fine from our end. internal team also not able to repro the issue.
Have you tried the same API?
Reference doc-https://learn.microsoft.com/en-us/graph/api/callrecords-callrecord-get?view=graph-rest-1.0&tabs=http