$ git clone -n https://src.fedoraproject.org/rpms/input-leap.git /var/lib/mock/f40-build-2227095-52999/root/chroot_tmpdir/scmroot/input-leap
Cloning into '/var/lib/mock/f40-build-2227095-52999/root/chroot_tmpdir/scmroot/input-leap'...
$ git fetch origin dc9e9657446ca96ec53584fef76ef03c29497636:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/input-leap
 * [new ref]         dc9e9657446ca96ec53584fef76ef03c29497636 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dc9e965 Update to new snapshot