$ git clone -n https://src.fedoraproject.org/rpms/rust-libhandy.git /var/lib/mock/f41-build-side-1-2798021-32753/root/chroot_tmpdir/scmroot/rust-libhandy
Cloning into '/var/lib/mock/f41-build-side-1-2798021-32753/root/chroot_tmpdir/scmroot/rust-libhandy'...
$ git fetch origin d0634e0cb99cf33a0cc025ac48689413211082f0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-libhandy
 * [new ref]         d0634e0cb99cf33a0cc025ac48689413211082f0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d0634e0 unused leaf package - gtk3-rs is unmaintained upstream