Unable to clone git repository in Plesk: Authentication failed

Symptoms

• Unable to clone git repository with link shown in the git repository URL, following error occurs:

  # git clone https://user@example.com/plesk-git/example.git
  Cloning into 'example'...
  Password for 'https://user@example.com':
  fatal: Authentication failed for 'https://user@example.com/plesk-git/example.git/'

• Preferred domain at Domains > example.com > Hosting settings is set to "www"

Cause

Plesk bug with ID PPPM-8689.

Resolution

1. Connect to the server via SSH.

2. Access repository extending the domain name with www in the URL:

   # git clone https://user@www.example.com/plesk-git/example.git

Note: Use subscription user to authorize with git repository.