$ git clone -n https://src.fedoraproject.org/rpms/rust-add-determinism.git /var/lib/mock/f41-build-819015-151409/root/chroot_tmpdir/scmroot/rust-add-determinism
Cloning into '/var/lib/mock/f41-build-819015-151409/root/chroot_tmpdir/scmroot/rust-add-determinism'...
$ git fetch origin 36949f58e2f078e627d61fdd4d2569f3ae3b45ec:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-add-determinism
 * [new ref]         36949f58e2f078e627d61fdd4d2569f3ae3b45ec -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 36949f5 Version 0.3.5