$ git clone -n https://src.fedoraproject.org/rpms/rust-libgweather.git /var/lib/mock/f39-build-1589461-38234/root/chroot_tmpdir/scmroot/rust-libgweather
Cloning into '/var/lib/mock/f39-build-1589461-38234/root/chroot_tmpdir/scmroot/rust-libgweather'...
$ git fetch origin 3a3c89528e029b70b8d0264d8d1b91d24ab2b178:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-libgweather
 * [new ref]         3a3c89528e029b70b8d0264d8d1b91d24ab2b178 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3a3c895 Update to 4.3.0