$ git clone -n https://src.fedoraproject.org/rpms/httpcomponents-client.git /var/lib/mock/f40-build-2274585-55015/root/chroot_tmpdir/scmroot/httpcomponents-client
Cloning into '/var/lib/mock/f40-build-2274585-55015/root/chroot_tmpdir/scmroot/httpcomponents-client'...
$ git fetch origin 29e6eb0e6ec4491426399afef53cc51210720668:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/httpcomponents-client
 * [new ref]         29e6eb0e6ec4491426399afef53cc51210720668 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 29e6eb0 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild