$ git clone -n https://src.fedoraproject.org/rpms/wine.git /var/lib/mock/f38-build-side-42-init-devel-984989-29064/root/chroot_tmpdir/scmroot/wine
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-984989-29064/root/chroot_tmpdir/scmroot/wine'...
$ git fetch origin b687a89edfe026a78ed4986d689ce62f63370acd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/wine
 * [new ref]         b687a89edfe026a78ed4986d689ce62f63370acd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b687a89 Update to 8.5