$ git clone -n https://src.fedoraproject.org/rpms/seaview.git /var/lib/mock/f41-build-1049355-19179/root/chroot_tmpdir/scmroot/seaview
Cloning into '/var/lib/mock/f41-build-1049355-19179/root/chroot_tmpdir/scmroot/seaview'...
$ git fetch origin 12252b523f984ea3860972dd35726c7cf4d2fa94:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/seaview
 * [new ref]         12252b523f984ea3860972dd35726c7cf4d2fa94 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 12252b5 Eliminate use of obsolete %patchN syntax (#2283636)