$ git clone -n https://src.fedoraproject.org/rpms/python-reactivex.git /var/lib/mock/f39-build-1633690-39817/root/chroot_tmpdir/scmroot/python-reactivex
Cloning into '/var/lib/mock/f39-build-1633690-39817/root/chroot_tmpdir/scmroot/python-reactivex'...
$ git fetch origin 07ad24cc3bd92d9b81a6453e42fd320525a50545:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-reactivex
 * [new ref]         07ad24cc3bd92d9b81a6453e42fd320525a50545 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 07ad24c Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild