Merge branch 'docs-update-start-using-git.md' into 'master'

Update doc/gitlab-basics/start-using-git.md

See merge request gitlab-org/gitlab-ce!31793

doc/gitlab-basics/start-using-git.md

@@ -63,8 +63,8 @@ git config --global user.email
 
 You'll need to do this only once, since you are using the `--global` option. It tells
 Git to always use this information for anything you do on that system. If you want
-to override this with a different username or email address for specific projects,
-you can run the command without the `--global` option when you’re in that project.
+to override this with a different username or email address for specific projects or repositories,
+you can run the command without the `--global` option when you’re in that project, and that will default to `--local`. You can read more on how Git manages configurations in the [Git Config](https://git-scm.com/book/en/v2/Customizing-Git-Git-Configuration) documentation.
 
 ## Check your information
 
@@ -102,8 +102,7 @@ files to your local computer, automatically preserving the Git connection with t
 remote repository.
 
 You can either clone it via HTTPS or [SSH](../ssh/README.md). If you chose to clone
-it via HTTPS, you'll have to enter your credentials every time you pull and push.
-With SSH, you enter your credentials only once.
+it via HTTPS, you'll have to enter your credentials every time you pull and push. You can read more about credential storage in the [Git Credentials documentation](https://git-scm.com/book/en/v2/Git-Tools-Credential-Storage). With SSH, you enter your credentials only once. 
 
 You can find both paths (HTTPS and SSH) by navigating to your project's landing page
 and clicking **Clone**. GitLab will prompt you with both paths, from which you can copy
@@ -152,13 +151,15 @@ to get the main branch code, or the branch name of the branch you are currently
 in.
 
 ```bash
-git pull REMOTE <name-of-branch>
+git pull <REMOTE> <name-of-branch>
 ```
 
-When you first clone a repository, REMOTE is typically `origin`. This is where the
+When you clone a repository, `REMOTE` is typically `origin`. This is where the
 repository was cloned from, and it indicates the SSH or HTTPS URL of the repository
 on the remote server. `<name-of-branch>` is usually `master`, but it may be any existing
-branch.
+branch. You can create additional named remotes and branches as necessary. 
+
+You can learn more on how Git manages remote repositories in the [Git Remote documentation](https://git-scm.com/book/en/v2/Git-Basics-Working-with-Remotes).
 
 ### View your remote repositories
 
@@ -168,6 +169,8 @@ To view your remote repositories, type:
 git remote -v
 ```
 
+The `-v` flag stands for verbose. 
+
 ### Add a remote repository
 
 To add a link to a remote repository:
@@ -186,7 +189,7 @@ following (spaces won't be recognized in the branch name, so you will need to us
 hyphen or underscore):
 
 ```bash
-git checkout -b <name-of-branch>>
+git checkout -b <name-of-branch>
 ```
 
 ### Work on an existing branch
@@ -238,7 +241,7 @@ git commit -m "COMMENT TO DESCRIBE THE INTENTION OF THE COMMIT"
 ```
 
 NOTE: **Note:**
-The `.` character typically means _all_ in Git.
+The `.` character means _all file changes in the current directory and all subdirectories_.
 
 ### Send changes to GitLab.com