$ git clone -n https://src.fedoraproject.org/rpms/pdbg.git /var/lib/mock/f41-build-side-1-2960179-35699/root/chroot_tmpdir/scmroot/pdbg
Cloning into '/var/lib/mock/f41-build-side-1-2960179-35699/root/chroot_tmpdir/scmroot/pdbg'...
$ git fetch origin 2e5a0fa96b14065cf9ac957537f364a4d2bdcb87:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pdbg
 * [new ref]         2e5a0fa96b14065cf9ac957537f364a4d2bdcb87 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2e5a0fa convert ASL 2.0 license to SPDX