$ git clone -n https://src.fedoraproject.org/rpms/rust-concolor-override.git /var/lib/mock/f38-build-side-42-init-devel-823971-28358/root/chroot_tmpdir/scmroot/rust-concolor-override
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-823971-28358/root/chroot_tmpdir/scmroot/rust-concolor-override'...
$ git fetch origin 1553222e6d376b6acf5409fc79b28033ff2acd6a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-concolor-override
 * [new ref]         1553222e6d376b6acf5409fc79b28033ff2acd6a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1553222 Initial import (#2183203)