$ git clone -n https://src.fedoraproject.org/rpms/rust-gptman.git /var/lib/mock/f40-build-2641479-66430/root/chroot_tmpdir/scmroot/rust-gptman
Cloning into '/var/lib/mock/f40-build-2641479-66430/root/chroot_tmpdir/scmroot/rust-gptman'...
$ git fetch origin 6846b209aef99cbe07d47a005774c4ea594bf3a3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gptman
 * [new ref]         6846b209aef99cbe07d47a005774c4ea594bf3a3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6846b20 Update to version 1.1.0; Fixes RHBZ#2258420