Tengo un error inusual al ejecutar el comando de composer install .

Requiere PHP 7.3 mientras tengo PHP 8.0.0. Esta pregunta es diferente deAnular la dependencia base de PHP en composer , porque tengo una versión superior de PHP (8.0.0) que la requerida. ¿Por qué no funciona?

 Problem 1 - Root composer.json requires php ^7.3 but your php version (8.0.0) does not satisfy that requirement. Problem 2 - asm89/stack-cors is locked to version v2.0.1 and an update of this package was not requested. - asm89/stack-cors v2.0.1 requires php ^7.0 -> your php version (8.0.0) does not satisfy that requirement. Problem 3 - laravel/framework is locked to version v8.10.0 and an update of this package was not requested. - laravel/framework v8.10.0 requires php ^7.3 -> your php version (8.0.0) does not satisfy that requirement. Problem 4 - laravel/tinker is locked to version v2.4.2 and an update of this package was not requested. - laravel/tinker v2.4.2 requires php ^7.2 -> your php version (8.0.0) does not satisfy that requirement. Problem 5 - facade/flare-client-php is locked to version 1.3.6 and an update of this package was not requested. - facade/flare-client-php 1.3.6 requires php ^7.1 -> your php version (8.0.0) does not satisfy that requirement. Problem 6 - facade/ignition is locked to version 2.4.1 and an update of this package was not requested. - facade/ignition 2.4.1 requires php ^7.2.5 -> your php version (8.0.0) does not satisfy that requirement. Problem 7 - fzaninotto/faker is locked to version v1.9.1 and an update of this package was not requested. - fzaninotto/faker v1.9.1 requires php ^5.3.3 || ^7.0 -> your php version (8.0.0) does not satisfy that requirement. Problem 8 - nunomaduro/collision is locked to version v5.0.2 and an update of this package was not requested. - nunomaduro/collision v5.0.2 requires php ^7.3 -> your php version (8.0.0) does not satisfy that requirement. Problem 9 - asm89/stack-cors v2.0.1 requires php ^7.0 -> your php version (8.0.0) does not satisfy that requirement. - fruitcake/laravel-cors v2.0.2 requires asm89/stack-cors ^2.0.1 -> satisfiable by asm89/stack-cors[v2.0.1]. - fruitcake/laravel-cors is locked to version v2.0.2 and an update of this package was not requested.