$ git clone -n https://src.fedoraproject.org/rpms/clevis-pin-tpm2.git /var/lib/mock/f40-build-2473603-61493/root/chroot_tmpdir/scmroot/clevis-pin-tpm2
Cloning into '/var/lib/mock/f40-build-2473603-61493/root/chroot_tmpdir/scmroot/clevis-pin-tpm2'...
$ git fetch origin c613ba12687d8576068fe4b44d52ea8a2d1fb0d1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/clevis-pin-tpm2
 * [new ref]         c613ba12687d8576068fe4b44d52ea8a2d1fb0d1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c613ba1 Update Rust macro usage