$ git clone -n https://src.fedoraproject.org/rpms/rust-miette.git /var/lib/mock/f40-build-2660320-66918/root/chroot_tmpdir/scmroot/rust-miette
Cloning into '/var/lib/mock/f40-build-2660320-66918/root/chroot_tmpdir/scmroot/rust-miette'...
$ git fetch origin 0210cd44129d381598060ea6a026eca97332573c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-miette
 * [new ref]         0210cd44129d381598060ea6a026eca97332573c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0210cd4 Update to 7.2.0 (rhbz#2262594)