$ git clone -n https://src.fedoraproject.org/rpms/kf5-kdesignerplugin.git /var/lib/mock/f40-build-760328-121065/root/chroot_tmpdir/scmroot/kf5-kdesignerplugin
Cloning into '/var/lib/mock/f40-build-760328-121065/root/chroot_tmpdir/scmroot/kf5-kdesignerplugin'...
$ git fetch origin 2d2b7f3865d0047ffb6c3e686295d9cfab08cf34:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-kdesignerplugin
 * [new ref]         2d2b7f3865d0047ffb6c3e686295d9cfab08cf34 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2d2b7f3 5.113.0