$ git clone -n https://src.fedoraproject.org/rpms/pandoc.git /var/lib/mock/f40-build-777647-129453/root/chroot_tmpdir/scmroot/pandoc
Cloning into '/var/lib/mock/f40-build-777647-129453/root/chroot_tmpdir/scmroot/pandoc'...
$ git fetch origin fb42798cea50a0475c16c8911c9f30cb5e2e8ee4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pandoc
 * [new ref]         fb42798cea50a0475c16c8911c9f30cb5e2e8ee4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fb42798 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild