$ git clone -n https://gitee.com/src-opencloudos-rpms/edk2.git /var/lib/mock/dist-oc8-build-74029-49556/root/chroot_tmpdir/scmroot/edk2
Cloning into '/var/lib/mock/dist-oc8-build-74029-49556/root/chroot_tmpdir/scmroot/edk2'...
$ git fetch origin 21a2bf851534dd76e3f3c36290b3f3da289fb49b:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/edk2
 * [new ref]         21a2bf851534dd76e3f3c36290b3f3da289fb49b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 21a2bf8 import edk2-20220126gitbb1bba3d77-13.tl3