Comment # 53 on bug 900558 from Franck Bui

(In reply to Archie Cobbs from comment #27)
> OK thanks.
> 
> So it sounds like there is no workaround and 13.1 users who encounter
> 
>     UNEXPECTED INCONSISTENCY; RUN fsck MANUALLY
> 
> have no way to do anything about it without booting a separate "rescue" disk
> of some kind.
> 
> Just wanting to make sure I understand the situation clearly.

sorry for the late reply, but you should be able to break inside initrd by
adding "shell=1" to the kernel command line when booting.

Normally at that point, root should be still readonly.