Fixed release failure [skip ci]
Fixed release failure [skip ci]

```
$ #!/bin/bash -eo pipefail
  sudo install -m 755 -o root -g root -p /tmp/ghr /usr/local/bin/ghr

install: omitting directory ‘/tmp/ghr’
Exited with code 1
```

minimum2scp/ruby-binary,minimum2scp/ruby-binary,minimum2scp/ruby-binary