$ git clone -n https://src.fedoraproject.org/rpms/rust-toml0.9.git /var/lib/mock/f45-build-45558-823/root/chroot_tmpdir/scmroot/rust-toml0.9
Cloning into '/var/lib/mock/f45-build-45558-823/root/chroot_tmpdir/scmroot/rust-toml0.9'...
$ git fetch origin 74dbfc70aa079f036eb7f9c34f57a02147589ede:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-toml0.9
 * [new ref]         74dbfc70aa079f036eb7f9c34f57a02147589ede -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 74dbfc7 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild