Content of RPM grub2-branding-upstream-2.12-20.1.x86_64.rpm :
/usr/share/grub2/themes/starfield
/usr/share/grub2/themes/starfield/COPYING.CC-BY-SA-3.0
/usr/share/grub2/themes/starfield/README
/usr/share/grub2/themes/starfield/blob_w.png
/usr/share/grub2/themes/starfield/boot_menu_c.png
/usr/share/grub2/themes/starfield/boot_menu_e.png
/usr/share/grub2/themes/starfield/boot_menu_n.png
/usr/share/grub2/themes/starfield/boot_menu_ne.png
/usr/share/grub2/themes/starfield/boot_menu_nw.png
/usr/share/grub2/themes/starfield/boot_menu_s.png
/usr/share/grub2/themes/starfield/boot_menu_se.png
/usr/share/grub2/themes/starfield/boot_menu_sw.png
/usr/share/grub2/themes/starfield/boot_menu_w.png
/usr/share/grub2/themes/starfield/dejavu_10.pf2
/usr/share/grub2/themes/starfield/dejavu_12.pf2
/usr/share/grub2/themes/starfield/dejavu_14.pf2
/usr/share/grub2/themes/starfield/dejavu_16.pf2
/usr/share/grub2/themes/starfield/dejavu_bold_14.pf2
/usr/share/grub2/themes/starfield/slider_c.png
/usr/share/grub2/themes/starfield/slider_n.png
/usr/share/grub2/themes/starfield/slider_s.png
/usr/share/grub2/themes/starfield/starfield.png
/usr/share/grub2/themes/starfield/terminal_box_c.png
/usr/share/grub2/themes/starfield/terminal_box_e.png
/usr/share/grub2/themes/starfield/terminal_box_n.png
/usr/share/grub2/themes/starfield/terminal_box_ne.png
/usr/share/grub2/themes/starfield/terminal_box_nw.png
/usr/share/grub2/themes/starfield/terminal_box_s.png
/usr/share/grub2/themes/starfield/terminal_box_se.png
/usr/share/grub2/themes/starfield/terminal_box_sw.png
/usr/share/grub2/themes/starfield/terminal_box_w.png
/usr/share/grub2/themes/starfield/theme.txt