$ git clone -n https://src.fedoraproject.org/rpms/rust-add-determinism.git /var/lib/mock/f41-build-835756-158633/root/chroot_tmpdir/scmroot/rust-add-determinism
Cloning into '/var/lib/mock/f41-build-835756-158633/root/chroot_tmpdir/scmroot/rust-add-determinism'...
$ git fetch origin 083e6bd04942172204f3fde6b4b6b7bdeee0aa80:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-add-determinism
 * [new ref]         083e6bd04942172204f3fde6b4b6b7bdeee0aa80 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 083e6bd Version 0.3.6