Conclusion

Git Credential Manager was installed in /usr/local/share/gcm-core and configured for the current user.

Other users

GCM has already been automatically configured for use by the current user with Git. If other users wish to use GCM, have them run the following command to update their global Git configuration (~/.gitconfig):

$ git-credential-manager configure

To configure GCM for all users, run the following command to update the system Git configuration:

$ git-credential-manager configure --system

Uninstall

If you wish to uninstall GCM, run the following script:

$ /usr/local/share/gcm-core/uninstall.sh

Resources - Project homepage - Frequently asked questions - Configuration options