$ git clone -n https://src.fedoraproject.org/rpms/spacefm.git /var/lib/mock/f39-build-1491962-34525/root/chroot_tmpdir/scmroot/spacefm
Cloning into '/var/lib/mock/f39-build-1491962-34525/root/chroot_tmpdir/scmroot/spacefm'...
$ git fetch origin 20c3921d61b25fb1c47004310a0b5be3dbd6a824:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/spacefm
 * [new ref]         20c3921d61b25fb1c47004310a0b5be3dbd6a824 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 20c3921 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild