$ git clone -n https://src.fedoraproject.org/rpms/python-pyformlang.git /var/lib/mock/f43-build-59049564-6570654/root/chroot_tmpdir/scmroot/python-pyformlang
Cloning into '/var/lib/mock/f43-build-59049564-6570654/root/chroot_tmpdir/scmroot/python-pyformlang'...
$ git fetch origin 5e5fc9b0c72eb8c7c0ef2e7776a3c1cd7483c4ae:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pyformlang
 * [new ref]         5e5fc9b0c72eb8c7c0ef2e7776a3c1cd7483c4ae -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5e5fc9b Initial import (fedora#2335267)