$ git clone -n https://src.fedoraproject.org/rpms/tunctl.git /var/lib/mock/f40-build-804436-144521/root/chroot_tmpdir/scmroot/tunctl
Cloning into '/var/lib/mock/f40-build-804436-144521/root/chroot_tmpdir/scmroot/tunctl'...
$ git fetch origin 6492c272c7c6b7deb88d29dcffb91df56a5cff0b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tunctl
 * [new ref]         6492c272c7c6b7deb88d29dcffb91df56a5cff0b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6492c27 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild