$ git clone -n https://src.fedoraproject.org/rpms/extra-cmake-modules.git /var/lib/mock/f40-build-2152068-50906/root/chroot_tmpdir/scmroot/extra-cmake-modules
Cloning into '/var/lib/mock/f40-build-2152068-50906/root/chroot_tmpdir/scmroot/extra-cmake-modules'...
$ git fetch origin 6557cd2343ab803e1e08213aaa264036e78bd268:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/extra-cmake-modules
 * [new ref]         6557cd2343ab803e1e08213aaa264036e78bd268 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6557cd2 5.247.0