$ git clone -n https://src.fedoraproject.org/rpms/wmweather+.git /var/lib/mock/f45-build-38462-724/root/chroot_tmpdir/scmroot/wmweather+
Cloning into '/var/lib/mock/f45-build-38462-724/root/chroot_tmpdir/scmroot/wmweather+'...
$ git fetch origin 49e3fa3fc0244c529508c8fd9782ad2ddede659a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/wmweather+
 * [new ref]         49e3fa3fc0244c529508c8fd9782ad2ddede659a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 49e3fa3 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild