Failed to execute git checkout a79757142e75d5339bffb82de45f5746d5dbe390 -- && git reset --hard a79757142e75d5339bffb82de45f5746d5dbe390 -- fatal: unable to read tree (a79757142e75d5339bffb82de45f5746d5dbe390) It looks like the commit hash is not available in the repository, maybe the commit was removed from the branch? Run "composer update wporg/wporg-mu-plugins" to resolve this.