$ git clone -n https://src.fedoraproject.org/rpms/winpdb.git /var/lib/mock/f45-build-38406-724/root/chroot_tmpdir/scmroot/winpdb
Cloning into '/var/lib/mock/f45-build-38406-724/root/chroot_tmpdir/scmroot/winpdb'...
$ git fetch origin ee0d75be59a44c12f5750e17bca1b359385f3842:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/winpdb
 * [new ref]         ee0d75be59a44c12f5750e17bca1b359385f3842 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ee0d75b Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild