$ git clone -n https://src.fedoraproject.org/rpms/rust-wayland-server.git /var/lib/mock/f45-build-46146-831/root/chroot_tmpdir/scmroot/rust-wayland-server
Cloning into '/var/lib/mock/f45-build-46146-831/root/chroot_tmpdir/scmroot/rust-wayland-server'...
$ git fetch origin 072c75ac56fcc5ca4f0524a3cde0565732aa24f6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-wayland-server
 * [new ref]         072c75ac56fcc5ca4f0524a3cde0565732aa24f6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 072c75a Update to version 0.31.14; Fixes RHBZ#2506295