$ git clone -n https://src.fedoraproject.org/rpms/libphonenumber.git /var/lib/mock/f40-build-2194663-51502/root/chroot_tmpdir/scmroot/libphonenumber
Cloning into '/var/lib/mock/f40-build-2194663-51502/root/chroot_tmpdir/scmroot/libphonenumber'...
$ git fetch origin d8730d1fd49947afd46ee996f479570e700ddefc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libphonenumber
 * [new ref]         d8730d1fd49947afd46ee996f479570e700ddefc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d8730d1 [packit] 8.13.27 upstream release