>>> Verifying ebuild manifests !!! Digest verification failed: !!! /usr/portage/sys-devel/gcc/ChangeLog !!! Reason: Failed on SHA256 verification !!! Got: fa6599c76664462f65db983f3c94a5eeedbc093d895c7321ef78634134cf1b47 !!! Expected: 6c19b062da05f10d9c6d7766853ada4fa6c1d9fed65cede6390e54a714067cc3
Already fixed. Please re-sync your portage tree in about half an hour and try again.
but if you don't want to wait, just cd /usr/portage/sys-devel/gcc/ && repoman manifest