$ git clone -n https://src.fedoraproject.org/rpms/rust-gsk4-sys0.6.git /var/lib/mock/f38-build-side-43-rust-devel-1411601-31436/root/chroot_tmpdir/scmroot/rust-gsk4-sys0.6
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1411601-31436/root/chroot_tmpdir/scmroot/rust-gsk4-sys0.6'...
$ git fetch origin 697a56e98c1c56c7890cf59379994b3855f5c765:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gsk4-sys0.6
 * [new ref]         697a56e98c1c56c7890cf59379994b3855f5c765 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 697a56e Initial import (gsk4-sys 0.6 compat package)