$ git clone -n https://src.fedoraproject.org/rpms/crossguid.git /var/lib/mock/f40-build-1993561-43695/root/chroot_tmpdir/scmroot/crossguid
Cloning into '/var/lib/mock/f40-build-1993561-43695/root/chroot_tmpdir/scmroot/crossguid'...
$ git fetch origin 8e110fa7141e5cd54f2a53bae6cc6bec0ab063a4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/crossguid
 * [new ref]         8e110fa7141e5cd54f2a53bae6cc6bec0ab063a4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8e110fa Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild