$ git clone -n https://src.fedoraproject.org/rpms/qflipper.git /var/lib/mock/f39-build-1625140-39136/root/chroot_tmpdir/scmroot/qflipper
Cloning into '/var/lib/mock/f39-build-1625140-39136/root/chroot_tmpdir/scmroot/qflipper'...
$ git fetch origin 4ff68fea9e0a9279c3d3556920cbe19059865101:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qflipper
 * [new ref]         4ff68fea9e0a9279c3d3556920cbe19059865101 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4ff68fe Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild