$ git clone -n https://src.fedoraproject.org/rpms/rust-textwrap0.11.git /var/lib/mock/f45-build-45447-823/root/chroot_tmpdir/scmroot/rust-textwrap0.11
Cloning into '/var/lib/mock/f45-build-45447-823/root/chroot_tmpdir/scmroot/rust-textwrap0.11'...
$ git fetch origin f5bb4ca7957e129f58454d51880ccf18bc6099a7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-textwrap0.11
 * [new ref]         f5bb4ca7957e129f58454d51880ccf18bc6099a7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f5bb4ca Regenerate with rust2rpm v28