$ git clone -n https://src.fedoraproject.org/rpms/kf5-kiconthemes.git /var/lib/mock/f40-build-2292569-56143/root/chroot_tmpdir/scmroot/kf5-kiconthemes
Cloning into '/var/lib/mock/f40-build-2292569-56143/root/chroot_tmpdir/scmroot/kf5-kiconthemes'...
$ git fetch origin 0b623cb2bea619cb3de8f87e0e118722f0ae7630:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-kiconthemes
 * [new ref]         0b623cb2bea619cb3de8f87e0e118722f0ae7630 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0b623cb Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild