$ git clone -n https://github.com/xcp-ng-rpms/intel-microcode.git /var/lib/mock/v8.3-incoming-10530-29081/root/chroot_tmpdir/scmroot/intel-microcode
Cloning into '/var/lib/mock/v8.3-incoming-10530-29081/root/chroot_tmpdir/scmroot/intel-microcode'...
$ git fetch origin 5d4a017eb9d370725771054bac899cb53cba2b88:KOJI_FETCH_HEAD
From https://github.com/xcp-ng-rpms/intel-microcode
 * [new ref]         5d4a017eb9d370725771054bac899cb53cba2b88 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5d4a017 Update intel-microcode to the drop 2026.1