$ git clone -n https://src.fedoraproject.org/rpms/rust-gstreamer-gl-egl.git /var/lib/mock/f40-build-2062251-49167/root/chroot_tmpdir/scmroot/rust-gstreamer-gl-egl
Cloning into '/var/lib/mock/f40-build-2062251-49167/root/chroot_tmpdir/scmroot/rust-gstreamer-gl-egl'...
$ git fetch origin bd68a3ee0022ceca8b1e0699f002a2eb6cdc6077:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gstreamer-gl-egl
 * [new ref]         bd68a3ee0022ceca8b1e0699f002a2eb6cdc6077 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bd68a3e Update to version 0.21.1; Fixes RHBZ#2245485