$ git clone -n https://src.fedoraproject.org/rpms/rust-versionize.git /var/lib/mock/f38-build-side-43-rust-devel-1411406-31435/root/chroot_tmpdir/scmroot/rust-versionize
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1411406-31435/root/chroot_tmpdir/scmroot/rust-versionize'...
$ git fetch origin 352d75ef41a420a519f08bec160b1689eb4d1c34:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-versionize
 * [new ref]         352d75ef41a420a519f08bec160b1689eb4d1c34 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 352d75e Skip 64-bit corruption tests on 32-bit targets