Lots of Homekit related entries all INFO & DEBUG.
They seem mostly setting up of Homekit accessories. These are some extracts:
2020-07-09 17:50:14 INFO (MainThread) [homeassistant.setup] Setting up homekit
2020-07-09 17:50:15 INFO (MainThread) [homeassistant.setup] Setting up ios
2020-07-09 17:50:15 INFO (MainThread) [homeassistant.components.updater] Submitted analytics to Home Assistant servers. Information submitted includes {'installation_type': 'Home Assistant OS', 'version': '0.112.4', 'dev': False, 'hassio': True, 'virtualenv': False, 'python_version': '3.7.7', 'docker': True, 'arch': 'armv7l', 'timezone': 'Europe/Malta', 'os_name': 'Linux', 'os_version': '3.11.6', 'supervisor': '228', 'host_os': 'HassOS 4.11', 'chassis': 'embedded', 'docker_version': '19.03.8', 'distribution': 'alpine', 'huuid': '179f31399d9b404cab930366e52f7959'}
2020-07-09 17:50:15 INFO (MainThread) [homeassistant.setup] Setup of domain homekit took 0.1 seconds.
2020-07-09 17:50:15 INFO (MainThread) [homeassistant.setup] Setting up cast
2020-07-09 17:50:15 DEBUG (MainThread) [homeassistant.components.homekit] Begin setup HomeKit for HASS Bridge 571V
2020-07-09 17:50:25 DEBUG (SyncWorker_17) [pyhap.characteristic] set_value: Name to HASS Bridge 571V
2020-07-09 17:50:25 DEBUG (SyncWorker_17) [pyhap.characteristic] set_value: SerialNumber to default
2020-07-09 17:50:25 DEBUG (SyncWorker_17) [pyhap.characteristic] set_value: FirmwareRevision to 0.112.4
2020-07-09 17:50:25 DEBUG (SyncWorker_17) [pyhap.characteristic] set_value: Manufacturer to Home Assistant
2020-07-09 17:50:25 DEBUG (SyncWorker_17) [pyhap.characteristic] set_value: Model to Bridge
2020-07-09 17:50:25 DEBUG (SyncWorker_17) [pyhap.characteristic] set_value: SerialNumber to homekit.bridge
2020-07-09 17:52:25 DEBUG (MainThread) [homeassistant.components.homekit.accessories] New_state: <state cover.kitchen_shutter=closing; current_position=80, friendly_name=Kitchen, assumed_state=True, supported_features=15, device_class=shutter, homebridge_name=Kitchen, homebridge_cover_type=rollershutter @ 2020-07-09T17:52:25.570207+02:00>
2020-07-09 17:52:25 DEBUG (MainThread) [pyhap.characteristic] set_value: PositionState to 0
2020-07-09 17:52:26 DEBUG (MainThread) [homeassistant.components.homekit.accessories] New_state: <state cover.kitchen_shutter=open; current_position=79, friendly_name=Kitchen, assumed_state=True, supported_features=15, device_class=shutter, homebridge_name=Kitchen, homebridge_cover_type=rollershutter @ 2020-07-09T17:52:26.134471+02:00>
2020-07-09 17:52:26 DEBUG (MainThread) [pyhap.characteristic] set_value: CurrentPosition to 79
2020-07-09 17:52:26 DEBUG (MainThread) [pyhap.characteristic] set_value: TargetPosition to 79
2020-07-09 17:52:26 DEBUG (MainThread) [pyhap.characteristic] set_value: PositionState to 2
2020-07-09 17:52:26 DEBUG (MainThread) [homeassistant.components.homekit.accessories] New_state: <state cover.kitchen_shutter=opening; current_position=79, friendly_name=Kitchen, assumed_state=True, supported_features=15, device_class=shutter, homebridge_name=Kitchen, homebridge_cover_type=rollershutter @ 2020-07-09T17:52:26.558866+02:00>
2020-07-09 17:52:26 DEBUG (MainThread) [pyhap.characteristic] set_value: PositionState to 1
2020-07-09 17:52:27 DEBUG (MainThread) [homeassistant.components.homekit.accessories] New_state: <state cover.kitchen_shutter=opening; current_position=83, friendly_name=Kitchen, assumed_state=True, supported_features=15, device_class=shutter, homebridge_name=Kitchen, homebridge_cover_type=rollershutter @ 2020-07-09T17:52:26.558866+02:00>
2020-07-09 17:52:27 DEBUG (MainThread) [pyhap.characteristic] set_value: CurrentPosition to 83
2020-07-09 17:52:27 DEBUG (MainThread) [pyhap.characteristic] set_value: TargetPosition to 83
2020-07-09 17:52:28 DEBUG (MainThread) [homeassistant.components.homekit.accessories] New_state: <state cover.kitchen_shutter=opening; current_position=87, friendly_name=Kitchen, assumed_state=True, supported_features=15, device_class=shutter, homebridge_name=Kitchen, homebridge_cover_type=rollershutter @ 2020-07-09T17:52:26.558866+02:00>
2020-07-09 17:52:28 DEBUG (MainThread) [pyhap.characteristic] set_value: CurrentPosition to 87
2020-07-09 17:52:28 DEBUG (MainThread) [pyhap.characteristic] set_value: TargetPosition to 87
2020-07-09 17:52:29 DEBUG (MainThread) [homeassistant.components.homekit.accessories] New_state: <state cover.kitchen_shutter=opening; current_position=91, friendly_name=Kitchen, assumed_state=True, supported_features=15, device_class=shutter, homebridge_name=Kitchen, homebridge_cover_type=rollershutter @ 2020-07-09T17:52:26.558866+02:00>
2020-07-09 17:52:29 DEBUG (MainThread) [pyhap.characteristic] set_value: CurrentPosition to 91
2020-07-09 17:52:29 DEBUG (MainThread) [pyhap.characteristic] set_value: TargetPosition to 91
2020-07-09 17:52:30 DEBUG (MainThread) [homeassistant.components.homekit.accessories] New_state: <state cover.kitchen_shutter=opening; current_position=95, friendly_name=Kitchen, assumed_state=True, supported_features=15, device_class=shutter, homebridge_name=Kitchen, homebridge_cover_type=rollershutter @ 2020-07-09T17:52:26.558866+02:00>
2020-07-09 17:52:30 DEBUG (MainThread) [pyhap.characteristic] set_value: CurrentPosition to 95
2020-07-09 17:52:30 DEBUG (MainThread) [pyhap.characteristic] set_value: TargetPosition to 95
2020-07-09 17:52:31 DEBUG (MainThread) [homeassistant.components.homekit.accessories] New_state: <state cover.kitchen_shutter=opening; current_position=99, friendly_name=Kitchen, assumed_state=True, supported_features=15, device_class=shutter, homebridge_name=Kitchen, homebridge_cover_type=rollershutter @ 2020-07-09T17:52:26.558866+02:00>
2020-07-09 17:52:31 DEBUG (MainThread) [pyhap.characteristic] set_value: CurrentPosition to 99
2020-07-09 17:52:31 DEBUG (MainThread) [pyhap.characteristic] set_value: TargetPosition to 99
2020-07-09 17:52:32 DEBUG (MainThread) [homeassistant.components.homekit.accessories] New_state: <state cover.kitchen_shutter=open; current_position=100, friendly_name=Kitchen, assumed_state=True, supported_features=15, device_class=shutter, homebridge_name=Kitchen, homebridge_cover_type=rollershutter @ 2020-07-09T17:52:32.222484+02:00>
2020-07-09 17:52:32 DEBUG (MainThread) [pyhap.characteristic] set_value: CurrentPosition to 100
2020-07-09 17:52:32 DEBUG (MainThread) [pyhap.characteristic] set_value: TargetPosition to 100
2020-07-09 17:52:32 DEBUG (MainThread) [pyhap.characteristic] set_value: PositionState to 2