$ git clone -n https://src.fedoraproject.org/rpms/rust-toml0.7.git /var/lib/mock/f38-build-side-43-rust-devel-1408564-31383/root/chroot_tmpdir/scmroot/rust-toml0.7
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1408564-31383/root/chroot_tmpdir/scmroot/rust-toml0.7'...
$ git fetch origin e26e060572edb4a3b4473021136d0092bcad24fe:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-toml0.7
 * [new ref]         e26e060572edb4a3b4473021136d0092bcad24fe -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e26e060 Initial import (toml 0.7 compat package)