$ git clone -n https://src.fedoraproject.org/rpms/kpmcore.git /var/lib/mock/f40-build-2433482-60705/root/chroot_tmpdir/scmroot/kpmcore
Cloning into '/var/lib/mock/f40-build-2433482-60705/root/chroot_tmpdir/scmroot/kpmcore'...
$ git fetch origin 70213273adeb80935d9c553ead47f5ccf12f74e0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kpmcore
 * [new ref]         70213273adeb80935d9c553ead47f5ccf12f74e0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7021327 24.01.95