http://www.watoday.com.au/wa-news/perth-soccer-club-players-invent-5-fine-for-bringing-ugly-girls-to-games-20170405-gvea3o.html
"A document with a logo belonging to a Mosman Park soccer club has surfaced on social media that names "bringing a minga to a game" as an action that will see team members face a $5 fine."
"A "minga" is a slang term for someone who is an "unfortunate looking woman"."
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Its obviously a joke. Whichever feminazi took this thing and blew it out of proportion is a social vegetable. Aussie humor is far from politically correct but is hardly ever intended to harm/offend. Its just a bit of good banter is all.