Analyse following RPM build log snippet. Describe contents accurately, without speculation or suggestions for resolution.            
Your analysis must be as concise as possible, while keeping relevant information intact.
Snippet: 
+ /usr/bin/patch -p1 -s --fuzz=0 --no-backup-if-mismatch
The next patch would create the file tools/dep_updaters/update-c-ares.mjs,
which already exists!  Assume -R? [n] 
Apply anyway? [n] 
1 out of 1 hunk ignored
Reversed (or previously applied) patch detected!  Assume -R? [n] 
Apply anyway? [n] 
1 out of 1 hunk ignored -- saving rejects to file tools/dep_updaters/update-c-ares.sh.rej
This is root cause of failure