Earlier quoted context omitted.
You could probably at least get a phone interview if you did...
I don't really understand, how going through this will get you a phone interview? I mean, it doesn't change anything on your resume... Source: I'm a new grad, I went through almost all this, but my application wasn't shortlisted. Not a native speaker, so maybe I just don't understand what you're saying.
IME, SRE roles are jack of all trades position, so you're not necessarily expected to be an expert in any one thing, which makes it easier to learn many things at the surface level, instead of learning a few things in depth. Which practically means that you will learn a lot on the job. This is especially true, since you're expected to learn some technology that's only seen internal to the company. So, showing they you have the ability to learn can perceived as much more important than specific knowledge.