...
Upgrading : grub2-efi-x64-1:2.02-22.fc27.x86_64 1/2
Error unpacking rpm package grub2-efi-x64-1:2.02-22.fc27.x86_64
Error unpacking rpm package grub2-efi-x64-1:2.02-22.fc27.x86_64
error: unpacking of archive failed on file /boot/efi/EFI/fedora/fonts/unicode.pf2;5a850496: cpio: open
grub2-efi-x64-1:2.02-22.fc27.x86_64 was supposed to be installed but is not!
Verifying : grub2-efi-x64-1:2.02-22.fc27.x86_64 1/2
grub2-efi-x64-1:2.02-19.fc27.x86_64 was supposed to be removed but is not!
Verifying : grub2-efi-x64-1:2.02-19.fc27.x86_64 2/2
Failed:
grub2-efi-x64.x86_64 1:2.02-22.fc27
Error: Transaction failed