$ git clone -n https://gitee.com/guost123/edk2.git /var/lib/mock/dist-an23-build-440772-73156/root/chroot_tmpdir/scmroot/edk2
Cloning into '/var/lib/mock/dist-an23-build-440772-73156/root/chroot_tmpdir/scmroot/edk2'...
$ git fetch origin 707278f3e35adce94c8fcaf7b2cd207c66119e38:KOJI_FETCH_HEAD
From https://gitee.com/guost123/edk2
 * [new ref]         707278f3e35adce94c8fcaf7b2cd207c66119e38 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 707278f adapt for riscv64