$ git clone -n https://src.fedoraproject.org/rpms/pdfsign.git /var/lib/mock/f40-build-2301170-56766/root/chroot_tmpdir/scmroot/pdfsign
Cloning into '/var/lib/mock/f40-build-2301170-56766/root/chroot_tmpdir/scmroot/pdfsign'...
$ git fetch origin f46dd807bf4a27f0f7bee977448fb54d00538bd9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pdfsign
 * [new ref]         f46dd807bf4a27f0f7bee977448fb54d00538bd9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f46dd80 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild