$ git clone -n https://src.fedoraproject.org/rpms/pandoc.git /var/lib/mock/f42-build-3234191-41196/root/chroot_tmpdir/scmroot/pandoc
Cloning into '/var/lib/mock/f42-build-3234191-41196/root/chroot_tmpdir/scmroot/pandoc'...
$ git fetch origin e49309765bdb9c2550a5515ef9aa17d4d6a4e57b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pandoc
 * [new ref]         e49309765bdb9c2550a5515ef9aa17d4d6a4e57b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e493097 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild