$ git clone -n https://gitee.com/bluevalley/edk2.git /var/lib/mock/dist-an23-build-501686-74764/root/chroot_tmpdir/scmroot/edk2
Cloning into '/var/lib/mock/dist-an23-build-501686-74764/root/chroot_tmpdir/scmroot/edk2'...
$ git fetch origin 4b8e0755cf454a7968a0877a40903077625f200b:KOJI_FETCH_HEAD
From https://gitee.com/bluevalley/edk2
 * [new ref]         4b8e0755cf454a7968a0877a40903077625f200b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4b8e075 MdePkg/BaseCpuLib: Add Vector initialization support for RISC-V