AddKeysToAgent yes
IdentityFile ~/.ssh/id_rsa_bauke
IdentitiesOnly yes

Host b3k-codeberg
  Hostname codeberg.org
  IdentityFile ~/.ssh/id_ed25519_b3k

Host b3k-sourcehut
  Hostname git.sr.ht
  IdentityFile ~/.ssh/id_ed25519_b3k