$ git clone -n https://src.fedoraproject.org/rpms/aw-server-rust.git /var/lib/mock/f42-build-side-1-3505970-45995/root/chroot_tmpdir/scmroot/aw-server-rust
Cloning into '/var/lib/mock/f42-build-side-1-3505970-45995/root/chroot_tmpdir/scmroot/aw-server-rust'...
$ git fetch origin b7a27d44432cbbace11e3c44073870dd26164b7b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/aw-server-rust
 * [new ref]         b7a27d44432cbbace11e3c44073870dd26164b7b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b7a27d4 Rebuild for aw-webui cb9a7ec