$ git clone -n https://src.fedoraproject.org/rpms/gwenhywfar.git /var/lib/mock/f40-build-796861-140979/root/chroot_tmpdir/scmroot/gwenhywfar
Cloning into '/var/lib/mock/f40-build-796861-140979/root/chroot_tmpdir/scmroot/gwenhywfar'...
$ git fetch origin 56c70a22762888d86fcd16168572d73f6be43871:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gwenhywfar
 * [new ref]         56c70a22762888d86fcd16168572d73f6be43871 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 56c70a2 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild