Examples:
https://evergreen.mongodb.com/task/mongo_python_driver_3.13_load_balancer__platform~awslinux_auth_ssl~auth_ssl_mongodb_version~rapid_python_version~3.6_loadbalancer~enabled_load_balancer_test_258e33c803be8ead8a14acbc2d7a57917640878d_22_10_19_19_12_27 uses "latest"
https://evergreen.mongodb.com/task/mongo_python_driver_3.13_load_balancer__platform~awslinux_auth_ssl~auth_ssl_mongodb_version~rapid_python_version~3.6_loadbalancer~enabled_load_balancer_test_258e33c803be8ead8a14acbc2d7a57917640878d_22_10_19_19_12_27 uses "rapid"
https://spruce.mongodb.com/task/mongo_python_driver_3.13_tests_mod_wsgi__platform~awslinux_python_version~2.7_mod_wsgi_version~3_mod_wsgi_replica_set_258e33c803be8ead8a14acbc2d7a57917640878d_22_10_19_19_12_27/logs?execution=0 uses "latest"