chore(README): clarify local repository scanning

Author: jguerreiro

README.md

@@ -63,17 +63,29 @@ Allows the processing of a single repository given a git clone URL
 1. ssh cloning
 
 ```sh
-src-fingerprint -p repository -o '[email protected]:GitGuardian/gg-shield.git'
+src-fingerprint -p repository -u '[email protected]:GitGuardian/gg-shield.git'
 ```
 
 2. http cloning with basic authentication
 
 ```sh
-src-fingerprint -p repository -o 'https://user:[email protected]/GitGuardian/gg-shield.git'
+src-fingerprint -p repository -u 'https://user:[email protected]/GitGuardian/gg-shield.git'
 ```
 
 2. http cloning without basic authentication
 
 ```sh
-src-fingerprint -p repository -o 'https://github.com/GitGuardian/gg-shield.git'
+src-fingerprint -p repository -u 'https://github.com/GitGuardian/gg-shield.git'
+```
+
+3. repository in a local directory
+
+```sh
+src-fingerprint -p repository -u /projects/gitlab/src-fingerprint
+```
+
+4. repository in current directory
+
+```sh
+src-fingerprint -p repository -u .
 ```

provider/generic_repository.go

@@ -43,7 +43,7 @@ func NewGenericProvider(options Options) Provider {
 
 func (p *GenericProvider) Gather(user string) ([]GitRepository, error) {
 	if user == "" {
-		return nil, errors.New("This provider requires a object. Example: src-fingerprint -p repository -o '[email protected]:GitGuardian/gg-shield.git'") // nolint
+		return nil, errors.New("This provider requires a object. Example: src-fingerprint -p repository -u '[email protected]:GitGuardian/gg-shield.git'") // nolint
 	}
 
 	return []GitRepository{&Repository{