$ git clone -n https://src.fedoraproject.org/rpms/wxapt.git /var/lib/mock/f45-build-38543-725/root/chroot_tmpdir/scmroot/wxapt
Cloning into '/var/lib/mock/f45-build-38543-725/root/chroot_tmpdir/scmroot/wxapt'...
$ git fetch origin 83033c447fed9237e00da972936f4c0c77ca1bf9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/wxapt
 * [new ref]         83033c447fed9237e00da972936f4c0c77ca1bf9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 83033c4 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild