$ go get -v -u github.com/cloudflare/cfssl/cmd/cfssl
github.com/cloudflare/cfssl (download) Fetching https://golang.org/x/crypto/pkcs12?go-get=1 Parsing meta tags from https://golang.org/x/crypto/pkcs12?go-get=1 (status code 200) get "golang.org/x/crypto/pkcs12": found meta tag main.metaImport{Prefix:"golang.org/x/crypto", VCS:"git", RepoRoot:"https://go.googlesource.com/crypto"} at https://golang.org/x/crypto/pkcs12?go-get=1 get "golang.org/x/crypto/pkcs12": verifying non-authoritative meta tag Fetching https://golang.org/x/crypto?go-get=1 Parsing meta tags from https://golang.org/x/crypto?go-get=1 (status code 200) golang.org/x/crypto (download) Fetching https://golang.org/x/crypto/pkcs12/internal/rc2?go-get=1 Parsing meta tags from https://golang.org/x/crypto/pkcs12/internal/rc2?go-get=1 (status code 200) get "golang.org/x/crypto/pkcs12/internal/rc2": found meta tag main.metaImport{Prefix:"golang.org/x/crypto", VCS:"git", RepoRoot:"https://go.googlesource.com/crypto"} at https://golang.org/x/crypto/pkcs12/internal/rc2?go-get=1 get "golang.org/x/crypto/pkcs12/internal/rc2": verifying non-authoritative meta tag github.com/miekg/pkcs11 (download) github.com/google/certificate-transparency (download) github.com/mreiferson/go-httpclient (download) github.com/lib/pq (download) github.com/mattn/go-sqlite3 (download) github.com/kisielk/sqlstruct (download