$ git clone -n https://src.fedoraproject.org/rpms/rust-input-linux0.6.git /var/lib/mock/f41-build-side-1-2992624-36014/root/chroot_tmpdir/scmroot/rust-input-linux0.6
Cloning into '/var/lib/mock/f41-build-side-1-2992624-36014/root/chroot_tmpdir/scmroot/rust-input-linux0.6'...
$ git fetch origin 948ef23574b2a08434f92eaadd9ecbdf7e374db6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-input-linux0.6
 * [new ref]         948ef23574b2a08434f92eaadd9ecbdf7e374db6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 948ef23 Initial import; Fixes: RHBZ#2317122