$ git clone -n https://src.fedoraproject.org/rpms/kalgebra.git /var/lib/mock/f41-build-857415-168085/root/chroot_tmpdir/scmroot/kalgebra
Cloning into '/var/lib/mock/f41-build-857415-168085/root/chroot_tmpdir/scmroot/kalgebra'...
$ git fetch origin 16defc3292af5b39ed9b405405136bd8a87ac107:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kalgebra
 * [new ref]         16defc3292af5b39ed9b405405136bd8a87ac107 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 16defc3 24.08.2