gpg: no valid OpenPGP data found.## 标题
gpg: requesting key B01FA116 from hkp server ha.pool.sks-keyservers.net
gpgkeys: key B01FA116 can’t be retrieved
gpg: no valid OpenPGP data found.
gpg: Total number processed: 0
gpg: keyserver communications error: keyserver helper general error
gpg: keyserver communications error: unknown pubkey algorithm
gpg: keyserver receive failed: unknown pubkey algorithm
solution;
try again for a minite.