$ git clone -n https://src.fedoraproject.org/rpms/gnome-settings-daemon.git /var/lib/mock/f39-build-1532050-36221/root/chroot_tmpdir/scmroot/gnome-settings-daemon
Cloning into '/var/lib/mock/f39-build-1532050-36221/root/chroot_tmpdir/scmroot/gnome-settings-daemon'...
$ git fetch origin 3f6e64bd682bb93e22bd58b184ab9f45843f3abb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gnome-settings-daemon
 * [new ref]         3f6e64bd682bb93e22bd58b184ab9f45843f3abb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3f6e64b Update to 45.0