core/homeassistant/components/homekit/icons.json

{
  "services": {
    "reload": {
      "service": "mdi:reload"
    },
    "reset_accessory": {
      "service": "mdi:cog-refresh"
    },
    "unpair": {
      "service": "mdi:link-variant-off"
    }
  }
}