$ git clone -n https://src.fedoraproject.org/rpms/rust-palette.git /var/lib/mock/f40-build-2653159-66899/root/chroot_tmpdir/scmroot/rust-palette
Cloning into '/var/lib/mock/f40-build-2653159-66899/root/chroot_tmpdir/scmroot/rust-palette'...
$ git fetch origin 2e3c70151b1a4e077b92f3494559336a77545296:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-palette
 * [new ref]         2e3c70151b1a4e077b92f3494559336a77545296 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2e3c701 Update to version 0.7.5; Fixes RHBZ#2265899