$ git clone -n https://src.fedoraproject.org/rpms/falkon-pdfreader.git /var/lib/mock/f40-build-792043-138073/root/chroot_tmpdir/scmroot/falkon-pdfreader
Cloning into '/var/lib/mock/f40-build-792043-138073/root/chroot_tmpdir/scmroot/falkon-pdfreader'...
$ git fetch origin 1c84acf5c9b05aa8f1607e3b602c43a75a460ba5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/falkon-pdfreader
 * [new ref]         1c84acf5c9b05aa8f1607e3b602c43a75a460ba5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1c84acf Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild