$ git clone -n https://src.fedoraproject.org/rpms/rust-gstreamer-gl.git /var/lib/mock/f40-build-2619011-64572/root/chroot_tmpdir/scmroot/rust-gstreamer-gl
Cloning into '/var/lib/mock/f40-build-2619011-64572/root/chroot_tmpdir/scmroot/rust-gstreamer-gl'...
$ git fetch origin dfaa159d568f3c91d790ca05fc5545c4aad2225a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gstreamer-gl
 * [new ref]         dfaa159d568f3c91d790ca05fc5545c4aad2225a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dfaa159 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild