$ git clone -n https://src.fedoraproject.org/rpms/rust-gsk4.git /var/lib/mock/f45-build-42233-791/root/chroot_tmpdir/scmroot/rust-gsk4
Cloning into '/var/lib/mock/f45-build-42233-791/root/chroot_tmpdir/scmroot/rust-gsk4'...
$ git fetch origin a11e13459964cb753eec8cbc8653d038a0c9980d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gsk4
 * [new ref]         a11e13459964cb753eec8cbc8653d038a0c9980d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a11e134 Update to version 0.11.5; Fixes RHBZ#2537239