$ git clone -n https://src.fedoraproject.org/rpms/mate-polkit.git /var/lib/mock/f40-build-2010122-45563/root/chroot_tmpdir/scmroot/mate-polkit
Cloning into '/var/lib/mock/f40-build-2010122-45563/root/chroot_tmpdir/scmroot/mate-polkit'...
$ git fetch origin 3687b3bda5b06bc2787f17a67c46f730b80a605e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mate-polkit
 * [new ref]         3687b3bda5b06bc2787f17a67c46f730b80a605e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3687b3b Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild