$ git clone -n https://src.fedoraproject.org/rpms/gawkextlib.git /var/lib/mock/f40-build-790325-136502/root/chroot_tmpdir/scmroot/gawkextlib
Cloning into '/var/lib/mock/f40-build-790325-136502/root/chroot_tmpdir/scmroot/gawkextlib'...
$ git fetch origin 1739f6a8435af5488cb68639e7a79e728a59c2cc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gawkextlib
 * [new ref]         1739f6a8435af5488cb68639e7a79e728a59c2cc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1739f6a Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild