I am also seeing this, going as long as 35min.
Seeing a loop of this in the pipeline logs when Debug is enabled.
##[debug][SQ] API GET: '/api/ce/task' with query "{"id":"AXIop6qHLwxjf-kuus13"}"
##[debug]Response: 200 Body: "{"task":{"id":"AXIop6qHLwxjf-kuus13","type":"REPORT","componentId":"AWmXALLUjwiscBO3mDE9","componentKey":"powerdms_tsql","componentName":"powerdms_tsql","componentQualifier":"TRK","status":"PENDING","submittedAt":"2020-05-18T18:39:36+0200","submitterLogin":"PowerDMSSonarQube@github","logs":false,"organization":"powerdms","branch":"develop","branchType":"LONG","warnings":[]}}"
##[debug][SQ] Task status:PENDING
##[debug][SQ] Waiting for task 'AXIop6qHLwxjf-kuus13' to complete.
##[debug][SQ] API GET: '/api/ce/task' with query "{"id":"AXIop6qHLwxjf-kuus13"}"
##[debug]Response: 200 Body: "{"task":{"id":"AXIop6qHLwxjf-kuus13","type":"REPORT","componentId":"AWmXALLUjwiscBO3mDE9","componentKey":"powerdms_tsql","componentName":"powerdms_tsql","componentQualifier":"TRK","status":"PENDING","submittedAt":"2020-05-18T18:39:36+0200","submitterLogin":"PowerDMSSonarQube@github","logs":false,"organization":"powerdms","branch":"develop","branchType":"LONG","warnings":[]}}"
##[debug][SQ] Task status:PENDING
##[debug][SQ] Waiting for task 'AXIop6qHLwxjf-kuus13' to complete.
##[debug][SQ] API GET: '/api/ce/task' with query "{"id":"AXIop6qHLwxjf-kuus13"}"
##[debug]Response: 200 Body: "{"task":{"id":"AXIop6qHLwxjf-kuus13","type":"REPORT","componentId":"AWmXALLUjwiscBO3mDE9","componentKey":"powerdms_tsql","componentName":"powerdms_tsql","componentQualifier":"TRK","status":"PENDING","submittedAt":"2020-05-18T18:39:36+0200","submitterLogin":"PowerDMSSonarQube@github","logs":false,"organization":"powerdms","branch":"develop","branchType":"LONG","warnings":[]}}"
##[debug][SQ] Task status:PENDING
##[debug][SQ] Waiting for task 'AXIop6qHLwxjf-kuus13' to complete.