$ git clone -n https://gitee.com/aubrey-intel/intel-gsc.git /var/lib/mock/dist-an8-epao-build-332012-69060/root/chroot_tmpdir/scmroot/intel-gsc
Cloning into '/var/lib/mock/dist-an8-epao-build-332012-69060/root/chroot_tmpdir/scmroot/intel-gsc'...
$ git fetch origin 81b595529e6e2fee498eb984775e1a645fe138f2:KOJI_FETCH_HEAD
From https://gitee.com/aubrey-intel/intel-gsc
 * [new ref]         81b595529e6e2fee498eb984775e1a645fe138f2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 81b5955 Intel(R) Graphics System Controller Firmware Update Library package