$ git clone -n https://src.fedoraproject.org/rpms/vdr-femon.git /var/lib/mock/f40-build-2044560-48722/root/chroot_tmpdir/scmroot/vdr-femon
Cloning into '/var/lib/mock/f40-build-2044560-48722/root/chroot_tmpdir/scmroot/vdr-femon'...
$ git fetch origin 83587f42c64ce6251b15597316a91e9553c4bac7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/vdr-femon
 * [new ref]         83587f42c64ce6251b15597316a91e9553c4bac7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 83587f4 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild