src/Composer/Package/RootAliasPackage.php
public function setProvides(array $provides)
    {
        $this->provides = $this->replaceSelfVersionDependencies($provides, 'provides');
        $this->aliasOf->setProvides($provides);
    }
public function setProvides(array $provides)
    {
        $this->provides = $this->replaceSelfVersionDependencies($provides, 'provides');
        $this->aliasOf->setProvides($provides);
    }
{@inheritDoc}