awk command:
cat BonnMu_5thRelease_filtered_B73v5_v2.txt | awk -F "\t" 'OFS="\t" {print "chr"$3, "Marcon2024", "BonnMu", $4, $5, ".", $6, ".", "Name="$9";GM="$2";Stock="$7";Genetic_background="$1";img="$10}' | sed 's/#N\/A/None/g' > BonnMu_feb2024.gff3