$ git clone -n https://src.fedoraproject.org/rpms/steam-devices.git /var/lib/mock/f45-build-36488-706/root/chroot_tmpdir/scmroot/steam-devices
Cloning into '/var/lib/mock/f45-build-36488-706/root/chroot_tmpdir/scmroot/steam-devices'...
$ git fetch origin d8c9b9f8f58d3ee52dfc39adb8b398cd5f05442d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/steam-devices
 * [new ref]         d8c9b9f8f58d3ee52dfc39adb8b398cd5f05442d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d8c9b9f Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild