linux-v2ay:~ # zypper install kernel-source
Restoring system sources...
Do you want to trust key id A84EDAE89C800ACA SuSE Package Signing Key <build@suse.de> fingerprint:79C179B2E1C820C1890F9994A84EDAE89C800ACA ? [y/n]: y
Import key A84EDAE89C800ACA in trusted keyring? [y/n]: y