$ git clone -n https://src.fedoraproject.org/rpms/leptonica.git /var/lib/mock/f40-build-788903-135456/root/chroot_tmpdir/scmroot/leptonica
Cloning into '/var/lib/mock/f40-build-788903-135456/root/chroot_tmpdir/scmroot/leptonica'...
$ git fetch origin 807df9ac52e372543e7d5c11fc1107f030cbaf51:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/leptonica
 * [new ref]         807df9ac52e372543e7d5c11fc1107f030cbaf51 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 807df9a Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild