$ git clone -n https://gitee.com/guost123/edk2_update.git /var/lib/mock/dist-an23-build-443251-73188/root/chroot_tmpdir/scmroot/edk2_update
Cloning into '/var/lib/mock/dist-an23-build-443251-73188/root/chroot_tmpdir/scmroot/edk2_update'...
$ git fetch origin c23b43a61f164e2f5b14eb88c9cab991a495288d:KOJI_FETCH_HEAD
From https://gitee.com/guost123/edk2_update
 * [new ref]         c23b43a61f164e2f5b14eb88c9cab991a495288d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c23b43a fix build error on riscv64