$ git clone -n https://src.fedoraproject.org/rpms/seahorse-nautilus.git /var/lib/mock/f39-build-1502934-34950/root/chroot_tmpdir/scmroot/seahorse-nautilus
Cloning into '/var/lib/mock/f39-build-1502934-34950/root/chroot_tmpdir/scmroot/seahorse-nautilus'...
$ git fetch origin a0e20b4654ed0f22e73787bc19d239f2546d0612:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/seahorse-nautilus
 * [new ref]         a0e20b4654ed0f22e73787bc19d239f2546d0612 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a0e20b4 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild