$ git clone -n https://src.fedoraproject.org/rpms/qpdfview.git /var/lib/mock/f39-build-1673788-40875/root/chroot_tmpdir/scmroot/qpdfview
Cloning into '/var/lib/mock/f39-build-1673788-40875/root/chroot_tmpdir/scmroot/qpdfview'...
$ git fetch origin 872e9f5fb722951517a6a8844bf17eb0a8b10690:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qpdfview
 * [new ref]         872e9f5fb722951517a6a8844bf17eb0a8b10690 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 872e9f5 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild