$ git clone -n https://src.fedoraproject.org/rpms/python-flask-session.git /var/lib/mock/f45-build-30709-647/root/chroot_tmpdir/scmroot/python-flask-session
Cloning into '/var/lib/mock/f45-build-30709-647/root/chroot_tmpdir/scmroot/python-flask-session'...
$ git fetch origin 4a41993915a3fbe5444c3677569b118917bb3b26:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-flask-session
 * [new ref]         4a41993915a3fbe5444c3677569b118917bb3b26 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4a41993 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild