$ git clone -n https://src.fedoraproject.org/rpms/rust-gstreamer-audio-sys.git /var/lib/mock/f42-build-side-1-3587897-46941/root/chroot_tmpdir/scmroot/rust-gstreamer-audio-sys
Cloning into '/var/lib/mock/f42-build-side-1-3587897-46941/root/chroot_tmpdir/scmroot/rust-gstreamer-audio-sys'...
$ git fetch origin e0b475e67e69e4edbf8fe4590f3b0b4a5b2bac6b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gstreamer-audio-sys
 * [new ref]         e0b475e67e69e4edbf8fe4590f3b0b4a5b2bac6b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e0b475e Update to version 0.23.6; Fixes RHBZ#2365896