$ git clone -n https://src.fedoraproject.org/rpms/python-astdoc.git /var/lib/mock/f45-build-29455-639/root/chroot_tmpdir/scmroot/python-astdoc
Cloning into '/var/lib/mock/f45-build-29455-639/root/chroot_tmpdir/scmroot/python-astdoc'...
$ git fetch origin 4e1c55175c807380879839b67ad4cf5ae5042810:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-astdoc
 * [new ref]         4e1c55175c807380879839b67ad4cf5ae5042810 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4e1c551 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild