$ git clone -n https://src.fedoraproject.org/rpms/pychess.git /var/lib/mock/f38-build-side-42-init-devel-774537-27772/root/chroot_tmpdir/scmroot/pychess
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-774537-27772/root/chroot_tmpdir/scmroot/pychess'...
$ git fetch origin 22aaf40822035a9e458382538cb8a770d716a0fe:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pychess
 * [new ref]         22aaf40822035a9e458382538cb8a770d716a0fe -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 22aaf40 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild