$ git clone -n https://src.fedoraproject.org/rpms/acme-tiny.git /var/lib/mock/f39-build-1494316-34542/root/chroot_tmpdir/scmroot/acme-tiny
Cloning into '/var/lib/mock/f39-build-1494316-34542/root/chroot_tmpdir/scmroot/acme-tiny'...
$ git fetch origin c0325ba9916cd893bb96c76942441b1fd11c3275:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/acme-tiny
 * [new ref]         c0325ba9916cd893bb96c76942441b1fd11c3275 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c0325ba Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild