$ git clone -n https://src.fedoraproject.org/rpms/cpp-hocon.git /var/lib/mock/f39-build-1470872-33923/root/chroot_tmpdir/scmroot/cpp-hocon
Cloning into '/var/lib/mock/f39-build-1470872-33923/root/chroot_tmpdir/scmroot/cpp-hocon'...
$ git fetch origin fafa2de1df509e6151a0d8466affe4bffa993ce9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cpp-hocon
 * [new ref]         fafa2de1df509e6151a0d8466affe4bffa993ce9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fafa2de Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild