$ git clone -n https://src.fedoraproject.org/rpms/libksane.git /var/lib/mock/f41-build-846431-163095/root/chroot_tmpdir/scmroot/libksane
Cloning into '/var/lib/mock/f41-build-846431-163095/root/chroot_tmpdir/scmroot/libksane'...
$ git fetch origin 4afd587d5810a078462529dfb75df8b7a471cdae:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libksane
 * [new ref]         4afd587d5810a078462529dfb75df8b7a471cdae -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4afd587 24.08.0