5.4.2 Bug Fix Branch?

[Nicholas Knize]

I opened an issue (LUCENE-7018) to back port a bug fix to 5.4 but I don't
see a bug fix branch? If I create one off the git 5.4.1 release tag what's
the accepted naming convention (if it exists)? bugfix/lucene-solr/5.4.2 or
something similar?