$ git clone -n https://src.fedoraproject.org/rpms/pim-sieve-editor.git /var/lib/mock/f40-build-2412143-60562/root/chroot_tmpdir/scmroot/pim-sieve-editor
Cloning into '/var/lib/mock/f40-build-2412143-60562/root/chroot_tmpdir/scmroot/pim-sieve-editor'...
$ git fetch origin 84d95f94869d1909742532ef317770d9a7007ccc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pim-sieve-editor
 * [new ref]         84d95f94869d1909742532ef317770d9a7007ccc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 84d95f9 24.01.95