$ git clone -n https://src.fedoraproject.org/rpms/kdelibs.git /var/lib/mock/f40-build-788727-135313/root/chroot_tmpdir/scmroot/kdelibs
Cloning into '/var/lib/mock/f40-build-788727-135313/root/chroot_tmpdir/scmroot/kdelibs'...
$ git fetch origin cbca6e197e984717707ff6ccd79c69b803ac2f90:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kdelibs
 * [new ref]         cbca6e197e984717707ff6ccd79c69b803ac2f90 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cbca6e1 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild