Retry remote Git operation in QA tests

What does this MR do?

This should prevent some flaky failures when Git remote actions fail randomly due to remote hiccups.

Closes #217459 (closed).

Does this MR meet the acceptance criteria?

Conformity

• Code review guidelines
• Merge request performance guidelines
• Style guides
• Separation of EE specific content

Availability and Testing

• Review and add/update tests for this feature/bug. Consider all test levels. See the Test Planning Process.
• Tested in all supported browsers
• Informed Infrastructure department of a default or new setting change, if applicable per definition of done