$ git clone -n https://src.fedoraproject.org/rpms/rust-gdk4-wayland.git /var/lib/mock/f41-build-side-1-2758163-31501/root/chroot_tmpdir/scmroot/rust-gdk4-wayland
Cloning into '/var/lib/mock/f41-build-side-1-2758163-31501/root/chroot_tmpdir/scmroot/rust-gdk4-wayland'...
$ git fetch origin cf28cb78924d5c7c5d8b70e7a9edd2856367ac78:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gdk4-wayland
 * [new ref]         cf28cb78924d5c7c5d8b70e7a9edd2856367ac78 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cf28cb7 Update to version 0.9.1; Fixes RHBZ#2308154