$ git clone -n https://src.fedoraproject.org/rpms/python-sphinxcontrib-serializinghtml.git /var/lib/mock/f39-build-1426471-31599/root/chroot_tmpdir/scmroot/python-sphinxcontrib-serializinghtml
Cloning into '/var/lib/mock/f39-build-1426471-31599/root/chroot_tmpdir/scmroot/python-sphinxcontrib-serializinghtml'...
$ git fetch origin 178e7ab1e5c9efd18e348703896eb62a083f88d8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-sphinxcontrib-serializinghtml
 * [new ref]         178e7ab1e5c9efd18e348703896eb62a083f88d8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 178e7ab Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild