Switched to a new branch '1528268932-9532-1-git-send-email-yonghong.zhu@intel.com' Applying: DSC Spec: Update two typo and <VpdMaxSize> definition fatal: sha1 information is lacking or useless (3_edk_ii_dsc_file_format/310_pcd_sections.md). error: could not build fake ancestor Patch failed at 0001 DSC Spec: Update two typo and <VpdMaxSize> definition The copy of the patch that failed is found in: .git/rebase-apply/patch 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". Failed to apply patch: [edk2] [Patch] DSC Spec: Update two typo and <VpdMaxSize> definition