$ git clone -n https://src.fedoraproject.org/rpms/kpmcore.git /var/lib/mock/f40-build-1221544-22751/root/chroot_tmpdir/scmroot/kpmcore
Cloning into '/var/lib/mock/f40-build-1221544-22751/root/chroot_tmpdir/scmroot/kpmcore'...
$ git fetch origin 2ef00c9f0a5a7d7fca58079fd808579ec0e5e954:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kpmcore
 * [new ref]         2ef00c9f0a5a7d7fca58079fd808579ec0e5e954 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2ef00c9 24.05.0