$ git clone -n https://src.fedoraproject.org/rpms/rust-ironrdp-svc.git /var/lib/mock/f42-build-3267401-41262/root/chroot_tmpdir/scmroot/rust-ironrdp-svc
Cloning into '/var/lib/mock/f42-build-3267401-41262/root/chroot_tmpdir/scmroot/rust-ironrdp-svc'...
$ git fetch origin ba7bb58e905729af1077e9831c674ef1d5038e0d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-ironrdp-svc
 * [new ref]         ba7bb58e905729af1077e9831c674ef1d5038e0d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ba7bb58 Initial packaging, fixes rhbz#2329153