Switched to a new branch '20230523205703.2116910-1-arnd@kernel.org'
Applying: x86: xen: add missing prototypes
error: sha1 information is lacking or useless (arch/x86/xen/efi.c).
error: could not build fake ancestor
hint: Use 'git am --show-current-patch=diff' to see the failed patch
Patch failed at 0001 x86: xen: add missing prototypes
When you have resolved this problem, run "git am --continue".
If you prefer to skip this patch, run "git am --skip" instead.
To restore the original branch and stop patching, run "git am --abort".