Repairing Fedora grub from chroot

Notes from repairing a Fedora drive.

Mount system in chroot.

If the system is a raid drive and your not able to access it refer to this post.  May just need to install the raid utilities.

For mounting the chroot environment refer to this post

Repairing grub

yum install grub2-efi-*

Install grub.  Change /sda to your drive, may need to specify the efi partition.

grub2-install /dev/sda

If your boot and efi partitions are mounted.

grub2-mkconfig -o /boot/efi/EFI/fedora/grub.cfg

Reboot.

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