$ git clone -n https://src.fedoraproject.org/rpms/python-dialog.git /var/lib/mock/f45-build-30307-644/root/chroot_tmpdir/scmroot/python-dialog
Cloning into '/var/lib/mock/f45-build-30307-644/root/chroot_tmpdir/scmroot/python-dialog'...
$ git fetch origin 71edc0cb354232b467f5dda50463c7171ce7dc27:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-dialog
 * [new ref]         71edc0cb354232b467f5dda50463c7171ce7dc27 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 71edc0c Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild